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1001100010100 = 225264323116737
BaseRepresentation
bin11101001000101100011…
…01011110001001110100
310112201000101021201122212
432210112031132021310
5112400223100310400
62043522103312552
7132220122453401
oct16442615361164
93481011251585
101001100010100
11356622947853
1214202a44b758
1373532150ca8
143664c5892a8
151b093100335
hexe91635e274

1001100010100 has 72 divisors (see below), whose sum is σ = 2177030119488. Its totient is φ = 399584908800.

The previous prime is 1001100010067. The next prime is 1001100010159. The reversal of 1001100010100 is 10100011001.

1001100010100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148593932 + ... + 148600668.

Almost surely, 21001100010100 is an apocalyptic number.

1001100010100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001100010100 is an abundant number, since it is smaller than the sum of its proper divisors (1175930109388).

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

1001100010100 is a wasteful number, since it uses less digits than its factorization.

1001100010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9705 (or 9698 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 1001100010100 its reverse (10100011001), we get a palindrome (1011200021101).

Subtracting from 1001100010100 its reverse (10100011001), we obtain a palindrome (990999999099).

The spelling of 1001100010100 in words is "one trillion, one billion, one hundred million, ten thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 643 1286 2311 2572 3215 4622 6430 6737 9244 11555 12860 13474 16075 23110 26948 32150 33685 46220 57775 64300 67370 115550 134740 168425 231100 336850 673700 1485973 2971946 4331891 5943892 7429865 8663782 14859730 15569207 17327564 21659455 29719460 31138414 37149325 43318910 62276828 74298650 77846035 86637820 108297275 148597300 155692070 216594550 311384140 389230175 433189100 778460350 1556920700 10011000101 20022000202 40044000404 50055000505 100110001010 200220002020 250275002525 500550005050 1001100010100