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57900106369 = 78399655949
BaseRepresentation
bin110101111011000111…
…011000001010000001
312112110011021011020001
4311323013120022001
51422034411400434
642333212120001
74116550532560
oct657307301201
9175404234201
1057900106369
1122612111986
12b27a766001
1355c96a8891
142b33a33bd7
15178d20c114
hexd7b1d8281

57900106369 has 8 divisors (see below), whose sum is σ = 66968798400. Its totient is φ = 49030726416.

The previous prime is 57900106351. The next prime is 57900106391. The reversal of 57900106369 is 96360100975.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 57900106369 - 25 = 57900106337 is a prime.

It is a super-2 number, since 2×579001063692 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57900106309) by changing a digit.

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, 49827394 + ... + 49828555.

It is an arithmetic number, because the mean of its divisors is an integer number (8371099800).

Almost surely, 257900106369 is an apocalyptic number.

It is an amenable number.

57900106369 is a deficient number, since it is larger than the sum of its proper divisors (9068692031).

57900106369 is an equidigital number, since it uses as much as digits as its factorization.

57900106369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99656039.

The product of its (nonzero) digits is 306180, while the sum is 46.

The spelling of 57900106369 in words is "fifty-seven billion, nine hundred million, one hundred six thousand, three hundred sixty-nine".

Divisors: 1 7 83 581 99655949 697591643 8271443767 57900106369