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10538616800 = 255213173271
BaseRepresentation
bin10011101000010011…
…01000011111100000
31000012110021012110202
421310021220133200
5133040341214200
64501423044332
7522104523215
oct116411503740
930173235422
1010538616800
114518857868
1220614406a8
13cbc47363a
1471d8cbb0c
1541a3031d5
hex2742687e0

10538616800 has 36 divisors (see below), whose sum is σ = 25727400216. Its totient is φ = 4215446400.

The previous prime is 10538616743. The next prime is 10538616839. The reversal of 10538616800 is 861683501.

It is a happy number.

It is a super-3 number, since 3×105386168003 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6585836 + ... + 6587435.

It is an arithmetic number, because the mean of its divisors is an integer number (714650006).

Almost surely, 210538616800 is an apocalyptic number.

10538616800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10538616800 is an abundant number, since it is smaller than the sum of its proper divisors (15188783416).

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

10538616800 is a wasteful number, since it uses less digits than its factorization.

10538616800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13173291 (or 13173278 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 10538616800 in words is "ten billion, five hundred thirty-eight million, six hundred sixteen thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 13173271 26346542 52693084 65866355 105386168 131732710 210772336 263465420 329331775 421544672 526930840 658663550 1053861680 1317327100 2107723360 2634654200 5269308400 10538616800