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10505050100 = 2252139755759
BaseRepresentation
bin10011100100010011…
…00101011111110100
31000010010002211121122
421302021211133310
5133003243100400
64454223403112
7521216311136
oct116211453764
930103084548
1010505050100
114500910696
122052153498
13cb552009c
14719271056
154173c2685
hex2722657f4

10505050100 has 36 divisors (see below), whose sum is σ = 22959988800. Its totient is φ = 4171784160.

The previous prime is 10505050067. The next prime is 10505050141. The reversal of 10505050100 is 105050501.

It is a super-2 number, since 2×105050501002 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 363980 + ... + 391779.

Almost surely, 210505050100 is an apocalyptic number.

10505050100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10505050100 is an abundant number, since it is smaller than the sum of its proper divisors (12454938700).

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

10505050100 is a wasteful number, since it uses less digits than its factorization.

10505050100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755912 (or 755905 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 17.

10505050100 divided by its reverse (105050501) gives a square (100 = 102).

The spelling of 10505050100 in words is "ten billion, five hundred five million, fifty thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 139 278 556 695 1390 2780 3475 6950 13900 755759 1511518 3023036 3778795 7557590 15115180 18893975 37787950 75575900 105050501 210101002 420202004 525252505 1050505010 2101010020 2626262525 5252525050 10505050100