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57907214 = 239772931
BaseRepresentation
bin1101110011100…
…1100000001110
311000221222202122
43130321200032
5104311012324
65425052542
71302126461
oct334714016
9130858678
1057907214
112a761602
1217487152
13bcc6531
1479952d8
15513ca5e
hex373980e

57907214 has 8 divisors (see below), whose sum is σ = 87080808. Its totient is φ = 28880280.

The previous prime is 57907181. The next prime is 57907259. The reversal of 57907214 is 41270975.

57907214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35672 + ... + 37259.

It is an arithmetic number, because the mean of its divisors is an integer number (10885101).

Almost surely, 257907214 is an apocalyptic number.

57907214 is a deficient number, since it is larger than the sum of its proper divisors (29173594).

57907214 is a wasteful number, since it uses less digits than its factorization.

57907214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73330.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 57907214 is about 7609.6789682614. The cubic root of 57907214 is about 386.8811382839.

The spelling of 57907214 in words is "fifty-seven million, nine hundred seven thousand, two hundred fourteen".

Divisors: 1 2 397 794 72931 145862 28953607 57907214