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57244083 = 3131786341
BaseRepresentation
bin1101101001011…
…1100110110011
310222201022010020
43122113212303
5104123302313
65402534523
71263365241
oct332274663
9128638106
1057244083
112a349366
1217207443
13bb23750
147861791
15505b323
hex36979b3

57244083 has 16 divisors (see below), whose sum is σ = 87032736. Its totient is φ = 33154560.

The previous prime is 57244043. The next prime is 57244091. The reversal of 57244083 is 38044275.

It is not a de Polignac number, because 57244083 - 216 = 57178547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57244003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42508 + ... + 43833.

It is an arithmetic number, because the mean of its divisors is an integer number (5439546).

Almost surely, 257244083 is an apocalyptic number.

57244083 is a deficient number, since it is larger than the sum of its proper divisors (29788653).

57244083 is a wasteful number, since it uses less digits than its factorization.

57244083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86374.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 57244083 is about 7565.9819587414. The cubic root of 57244083 is about 385.3986605324.

The spelling of 57244083 in words is "fifty-seven million, two hundred forty-four thousand, eighty-three".

Divisors: 1 3 13 17 39 51 221 663 86341 259023 1122433 1467797 3367299 4403391 19081361 57244083