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57151825076 = 22509106326407
BaseRepresentation
bin110101001110100000…
…111010010010110100
312110112000020112021002
4311032200322102310
51414021331400301
642131041542432
74062163332503
oct651640722264
9173460215232
1057151825076
1122268796095
12b0b0044a18
13550a663498
142aa24cc83a
15174769e16b
hexd4e83a4b4

57151825076 has 24 divisors (see below), whose sum is σ = 100310259840. Its totient is φ = 28491862752.

The previous prime is 57151825061. The next prime is 57151825097. The reversal of 57151825076 is 67052815175.

It is a super-2 number, since 2×571518250762 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 57151825076.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2151065 + ... + 2177471.

It is an arithmetic number, because the mean of its divisors is an integer number (4179594160).

Almost surely, 257151825076 is an apocalyptic number.

It is an amenable number.

57151825076 is a deficient number, since it is larger than the sum of its proper divisors (43158434764).

57151825076 is a wasteful number, since it uses less digits than its factorization.

57151825076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27983 (or 27981 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 47.

Subtracting 57151825076 from its reverse (67052815175), we obtain a palindrome (9900990099).

The spelling of 57151825076 in words is "fifty-seven billion, one hundred fifty-one million, eight hundred twenty-five thousand, seventy-six".

Divisors: 1 2 4 509 1018 1063 2036 2126 4252 26407 52814 105628 541067 1082134 2164268 13441163 26882326 28070641 53764652 56141282 112282564 14287956269 28575912538 57151825076