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57084906 = 239514151
BaseRepresentation
bin1101100111000…
…0101111101010
310222102012202210
43121300233222
5104103204111
65355305550
71262133204
oct331605752
9128365683
1057084906
112a24a80a
121714b2b6
13ba99168
14781d774
1550290a6
hex3670bea

57084906 has 8 divisors (see below), whose sum is σ = 114169824. Its totient is φ = 19028300.

The previous prime is 57084889. The next prime is 57084917. The reversal of 57084906 is 60948075.

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

57084906 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4757070 + ... + 4757081.

It is an arithmetic number, because the mean of its divisors is an integer number (14271228).

Almost surely, 257084906 is an apocalyptic number.

57084906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

57084906 is a wasteful number, since it uses less digits than its factorization.

57084906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9514156.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 57084906 is about 7555.4553800549. The cubic root of 57084906 is about 385.0411065346.

The spelling of 57084906 in words is "fifty-seven million, eighty-four thousand, nine hundred six".

Divisors: 1 2 3 6 9514151 19028302 28542453 57084906