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56415053272 = 2323929505781
BaseRepresentation
bin110100100010100110…
…010110010111011000
312101121122212122100111
4310202212112113120
51411014223201042
641530002214104
74035006016654
oct644246262730
9171548778314
1056415053272
1121a1a910576
12ab25354334
135420b1aa36
142a32701a64
151702b66517
hexd229965d8

56415053272 has 16 divisors (see below), whose sum is σ = 106220815200. Its totient is φ = 28089502560.

The previous prime is 56415053263. The next prime is 56415053293. The reversal of 56415053272 is 27235051465.

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 3 ways as a sum of consecutive naturals, for example, 14750979 + ... + 14754802.

It is an arithmetic number, because the mean of its divisors is an integer number (6638800950).

Almost surely, 256415053272 is an apocalyptic number.

It is an amenable number.

56415053272 is a deficient number, since it is larger than the sum of its proper divisors (49805761928).

56415053272 is a wasteful number, since it uses less digits than its factorization.

56415053272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29506026 (or 29506022 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 56415053272 in words is "fifty-six billion, four hundred fifteen million, fifty-three thousand, two hundred seventy-two".

Divisors: 1 2 4 8 239 478 956 1912 29505781 59011562 118023124 236046248 7051881659 14103763318 28207526636 56415053272