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57969396976 = 2417349610667
BaseRepresentation
bin110101111111001111…
…101100110011110000
312112121222122111001211
4311333033230303300
51422210131200401
642344125205504
74121351513161
oct657717546360
9175558574054
1057969396976
1122648238a47
12b299a00894
13560ab5953a
142b3cd0d768
151794347951
hexd7f3eccf0

57969396976 has 40 divisors (see below), whose sum is σ = 119263460400. Its totient is φ = 27201506304.

The previous prime is 57969396943. The next prime is 57969396977. The reversal of 57969396976 is 67969396975.

It is a super-2 number, since 2×579693969762 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57969396977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210406 + ... + 400261.

It is an arithmetic number, because the mean of its divisors is an integer number (2981586510).

Almost surely, 257969396976 is an apocalyptic number.

It is an amenable number.

57969396976 is an abundant number, since it is smaller than the sum of its proper divisors (61294063424).

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

57969396976 is a wasteful number, since it uses less digits than its factorization.

57969396976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611041 (or 611035 counting only the distinct ones).

The product of its digits is 1041624360, while the sum is 76.

Subtracting 57969396976 from its reverse (67969396975), we obtain a palindrome (9999999999).

The spelling of 57969396976 in words is "fifty-seven billion, nine hundred sixty-nine million, three hundred ninety-six thousand, nine hundred seventy-six".

Divisors: 1 2 4 8 16 17 34 68 136 272 349 698 1396 2792 5584 5933 11866 23732 47464 94928 610667 1221334 2442668 4885336 9770672 10381339 20762678 41525356 83050712 166101424 213122783 426245566 852491132 1704982264 3409964528 3623087311 7246174622 14492349244 28984698488 57969396976