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10102100100 = 22352477110091
BaseRepresentation
bin10010110100010000…
…11101000010000100
3222002000212212010120
421122020131002010
5131142114200400
64350231021540
7505224301611
oct113210350204
928060785116
1010102100100
114314410364
121b5b20a8b0
13c4cbb7b31
146bb93d508
153e1d29ca0
hex25a21d084

10102100100 has 144 divisors (see below), whose sum is σ = 30274062336. Its totient is φ = 2599184000.

The previous prime is 10102100087. The next prime is 10102100119. The reversal of 10102100100 is 100120101.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 996055 + ... + 1006145.

It is an arithmetic number, because the mean of its divisors is an integer number (210236544).

Almost surely, 210102100100 is an apocalyptic number.

10102100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10102100100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15137031168).

10102100100 is an abundant number, since it is smaller than the sum of its proper divisors (20171962236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10102100100 is a wasteful number, since it uses less digits than its factorization.

10102100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10226 (or 10219 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 10102100100 its reverse (100120101), we get a palindrome (10202220201).

The spelling of 10102100100 in words is "ten billion, one hundred two million, one hundred thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 47 50 60 71 75 94 100 141 142 150 188 213 235 282 284 300 355 426 470 564 705 710 852 940 1065 1175 1410 1420 1775 2130 2350 2820 3337 3525 3550 4260 4700 5325 6674 7050 7100 10011 10091 10650 13348 14100 16685 20022 20182 21300 30273 33370 40044 40364 50055 50455 60546 66740 83425 100110 100910 121092 151365 166850 200220 201820 250275 252275 302730 333700 474277 500550 504550 605460 716461 756825 948554 1001100 1009100 1422831 1432922 1513650 1897108 2149383 2371385 2845662 2865844 3027300 3582305 4298766 4742770 5691324 7114155 7164610 8597532 9485540 10746915 11856925 14228310 14329220 17911525 21493830 23713850 28456620 33673667 35570775 35823050 42987660 47427700 53734575 67347334 71141550 71646100 101021001 107469150 134694668 142283100 168368335 202042002 214938300 336736670 404084004 505105005 673473340 841841675 1010210010 1683683350 2020420020 2525525025 3367366700 5051050050 10102100100