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10525032172 = 2211867221729
BaseRepresentation
bin10011100110101011…
…10011111011101100
31000011111201000212101
421303111303323230
5133023402012142
64500215544444
7521551203664
oct116325637354
930144630771
1010525032172
1145111194a6
12205898b124
13cb96c82b5
1471bb931a4
1541901d0b7
hex273573eec

10525032172 has 12 divisors (see below), whose sum is σ = 18420441480. Its totient is φ = 5262048896.

The previous prime is 10525032157. The next prime is 10525032181. The reversal of 10525032172 is 27123052501.

It is a super-3 number, since 3×105250321723 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 10525032172.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63397 + ... + 158332.

It is an arithmetic number, because the mean of its divisors is an integer number (1535036790).

Almost surely, 210525032172 is an apocalyptic number.

It is an amenable number.

10525032172 is a deficient number, since it is larger than the sum of its proper divisors (7895409308).

10525032172 is a wasteful number, since it uses less digits than its factorization.

10525032172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233600 (or 233598 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

Adding to 10525032172 its reverse (27123052501), we get a palindrome (37648084673).

The spelling of 10525032172 in words is "ten billion, five hundred twenty-five million, thirty-two thousand, one hundred seventy-two".

Divisors: 1 2 4 11867 23734 47468 221729 443458 886916 2631258043 5262516086 10525032172