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557133054 = 233129310223
BaseRepresentation
bin100001001101010…
…010110011111110
31102211100021212120
4201031102303332
52120111224204
6131141143410
716543360422
oct4115226376
91384307776
10557133054
1126653a345
121366bab66
138b56a13a
1453dc8b82
1533da16d9
hex21352cfe

557133054 has 32 divisors (see below), whose sum is σ = 1154248704. Its totient is φ = 179089440.

The previous prime is 557133041. The next prime is 557133089. The reversal of 557133054 is 450331755.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49387 + ... + 59609.

It is an arithmetic number, because the mean of its divisors is an integer number (36070272).

Almost surely, 2557133054 is an apocalyptic number.

557133054 is an abundant number, since it is smaller than the sum of its proper divisors (597115650).

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

557133054 is a wasteful number, since it uses less digits than its factorization.

557133054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10552.

The product of its (nonzero) digits is 31500, while the sum is 33.

The square root of 557133054 is about 23603.6661135511. Note that the first 3 decimals coincide. The cubic root of 557133054 is about 822.8480452846.

The spelling of 557133054 in words is "five hundred fifty-seven million, one hundred thirty-three thousand, fifty-four".

Divisors: 1 2 3 6 31 62 93 186 293 586 879 1758 9083 10223 18166 20446 27249 30669 54498 61338 316913 633826 950739 1901478 2995339 5990678 8986017 17972034 92855509 185711018 278566527 557133054