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57032544950 = 2522909392111
BaseRepresentation
bin110101000111011001…
…111001001010110110
312110012200210110200122
4311013121321022312
51413300312414300
642111141211542
74056214430153
oct650731711266
9173180713618
1057032544950
1122207426177
12b078100bb2
1354bba2c124
142a9071d22a
15173be8bc85
hexd476792b6

57032544950 has 24 divisors (see below), whose sum is σ = 106117270560. Its totient is φ = 22805117600.

The previous prime is 57032544901. The next prime is 57032544953. The reversal of 57032544950 is 5944523075.

It is a super-2 number, since 2×570325449502 (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57032544953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50606 + ... + 341505.

It is an arithmetic number, because the mean of its divisors is an integer number (4421552940).

Almost surely, 257032544950 is an apocalyptic number.

57032544950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

57032544950 is a deficient number, since it is larger than the sum of its proper divisors (49084725610).

57032544950 is a wasteful number, since it uses less digits than its factorization.

57032544950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395032 (or 395027 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 57032544950 in words is "fifty-seven billion, thirty-two million, five hundred forty-four thousand, nine hundred fifty".

Divisors: 1 2 5 10 25 50 2909 5818 14545 29090 72725 145450 392111 784222 1960555 3921110 9802775 19605550 1140650899 2281301798 5703254495 11406508990 28516272475 57032544950