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57123380108 = 2217551813677
BaseRepresentation
bin110101001100110100…
…011001101110001100
312110110000201101002202
4311030310121232030
51413442041130413
642124144141032
74061366501534
oct651464315614
9173400641082
1057123380108
1122253727a53
12b0a2607778
1355047b4242
142a9c8064c4
151744e30e58
hexd4cd19b8c

57123380108 has 12 divisors (see below), whose sum is σ = 99971733792. Its totient is φ = 28560027600.

The previous prime is 57123380107. The next prime is 57123380233. The reversal of 57123380108 is 80108332175.

It is a happy number.

57123380108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (57123380101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336635 + ... + 477042.

It is an arithmetic number, because the mean of its divisors is an integer number (8330977816).

Almost surely, 257123380108 is an apocalyptic number.

It is an amenable number.

57123380108 is a deficient number, since it is larger than the sum of its proper divisors (42848353684).

57123380108 is a wasteful number, since it uses less digits than its factorization.

57123380108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831232 (or 831230 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 57123380108 in words is "fifty-seven billion, one hundred twenty-three million, three hundred eighty thousand, one hundred eight".

Divisors: 1 2 4 17551 35102 70204 813677 1627354 3254708 14280845027 28561690054 57123380108