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57979304330 = 2566112596967
BaseRepresentation
bin110101111111110101…
…011111100110001010
312112122200021211101212
4311333311133212022
51422220200214310
642345121413122
74121531645453
oct657765374612
9175580254355
1057979304330
1122652895542
12b2a119a1a2
13560cc17b8c
142b4036c12a
151795153205
hexd7fd5f98a

57979304330 has 32 divisors (see below), whose sum is σ = 104618666880. Its totient is φ = 23134921920.

The previous prime is 57979304323. The next prime is 57979304333. The reversal of 57979304330 is 3340397975.

It is not an unprimeable number, because it can be changed into a prime (57979304333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8318507 + ... + 8325473.

It is an arithmetic number, because the mean of its divisors is an integer number (3269333340).

Almost surely, 257979304330 is an apocalyptic number.

57979304330 is a deficient number, since it is larger than the sum of its proper divisors (46639362550).

57979304330 is a wasteful number, since it uses less digits than its factorization.

57979304330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8894.

The product of its (nonzero) digits is 2143260, while the sum is 50.

The spelling of 57979304330 in words is "fifty-seven billion, nine hundred seventy-nine million, three hundred four thousand, three hundred thirty".

Divisors: 1 2 5 10 661 1259 1322 2518 3305 6295 6610 6967 12590 13934 34835 69670 832199 1664398 4160995 4605187 8321990 8771453 9210374 17542906 23025935 43857265 46051870 87714530 5797930433 11595860866 28989652165 57979304330