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57238006 = 278534793
BaseRepresentation
bin1101101001011…
…0000111110110
310222200222210011
43122112013312
5104123104011
65402450434
71263341440
oct332260766
9128628704
1057238006
112a344841
1217203a1a
13bb20a57
14785d490
155059621
hex36961f6

57238006 has 16 divisors (see below), whose sum is σ = 98257824. Its totient is φ = 24496704.

The previous prime is 57237991. The next prime is 57238019. The reversal of 57238006 is 60083275.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9546 + ... + 14338.

It is an arithmetic number, because the mean of its divisors is an integer number (6141114).

Almost surely, 257238006 is an apocalyptic number.

57238006 is a deficient number, since it is larger than the sum of its proper divisors (41019818).

57238006 is a wasteful number, since it uses less digits than its factorization.

57238006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 57238006 is about 7565.5803478649. The cubic root of 57238006 is about 385.3850221473.

The spelling of 57238006 in words is "fifty-seven million, two hundred thirty-eight thousand, six".

Divisors: 1 2 7 14 853 1706 4793 5971 9586 11942 33551 67102 4088429 8176858 28619003 57238006