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57037742 = 2251113621
BaseRepresentation
bin1101100110010…
…1001110101110
310222022211001222
43121211032232
5104100201432
65354303342
71261545536
oct331451656
9128284058
1057037742
112a218333
1217127b52
13ba80858
14780a4c6
15501a112
hex36653ae

57037742 has 8 divisors (see below), whose sum is σ = 85898232. Its totient is φ = 28405000.

The previous prime is 57037733. The next prime is 57037759. The reversal of 57037742 is 24773075.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56309 + ... + 57312.

It is an arithmetic number, because the mean of its divisors is an integer number (10737279).

Almost surely, 257037742 is an apocalyptic number.

57037742 is a deficient number, since it is larger than the sum of its proper divisors (28860490).

57037742 is a wasteful number, since it uses less digits than its factorization.

57037742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113874.

The product of its (nonzero) digits is 41160, while the sum is 35.

The square root of 57037742 is about 7552.3335466596. Note that the first 3 decimals coincide. The cubic root of 57037742 is about 384.9350359831.

The spelling of 57037742 in words is "fifty-seven million, thirty-seven thousand, seven hundred forty-two".

Divisors: 1 2 251 502 113621 227242 28518871 57037742