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57090182 = 2171679123
BaseRepresentation
bin1101100111001…
…0000010000110
310222102111000012
43121302002012
5104103341212
65355350222
71262154452
oct331620206
9128374005
1057090182
112a253776
1217152372
13ba9b696
147821662
15502a922
hex3672086

57090182 has 8 divisors (see below), whose sum is σ = 90672696. Its totient is φ = 26865952.

The previous prime is 57090179. The next prime is 57090191. The reversal of 57090182 is 28109075.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 839528 + ... + 839595.

It is an arithmetic number, because the mean of its divisors is an integer number (11334087).

Almost surely, 257090182 is an apocalyptic number.

57090182 is a deficient number, since it is larger than the sum of its proper divisors (33582514).

57090182 is a wasteful number, since it uses less digits than its factorization.

57090182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679142.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 57090182 is about 7555.8045236758. The cubic root of 57090182 is about 385.0529684811.

The spelling of 57090182 in words is "fifty-seven million, ninety thousand, one hundred eighty-two".

Divisors: 1 2 17 34 1679123 3358246 28545091 57090182