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57054206 = 21141431471
BaseRepresentation
bin1101100110100…
…1001111111110
310222100122122202
43121221033332
5104101213311
65354511502
71261644536
oct331511776
9128318582
1057054206
112a229740
1217135592
13ba881b1
1478124c6
15501ee3b
hex36693fe

57054206 has 32 divisors (see below), whose sum is σ = 97929216. Its totient is φ = 24696000.

The previous prime is 57054203. The next prime is 57054209. The reversal of 57054206 is 60245075.

57054206 = T1843 + T1844 + ... + T1875.

It is an interprime number because it is at equal distance from previous prime (57054203) and next prime (57054209).

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57054203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38051 + ... + 39521.

It is an arithmetic number, because the mean of its divisors is an integer number (3060288).

Almost surely, 257054206 is an apocalyptic number.

57054206 is a deficient number, since it is larger than the sum of its proper divisors (40875010).

57054206 is a wasteful number, since it uses less digits than its factorization.

57054206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1568.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 57054206 is about 7553.4234622454. The cubic root of 57054206 is about 384.9720697116.

The spelling of 57054206 in words is "fifty-seven million, fifty-four thousand, two hundred six".

Divisors: 1 2 11 22 41 43 82 86 451 473 902 946 1471 1763 2942 3526 16181 19393 32362 38786 60311 63253 120622 126506 663421 695783 1326842 1391566 2593373 5186746 28527103 57054206