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57849934 = 241217207
BaseRepresentation
bin1101110010101…
…1100001001110
311000212002012011
43130223201032
5104302144214
65423531434
71301500462
oct334534116
9130762164
1057849934
112a72256a
1217459b7a
13bca643c
14797c4a2
15512aac4
hex372b84e

57849934 has 12 divisors (see below), whose sum is σ = 88948152. Its totient is φ = 28217840.

The previous prime is 57849931. The next prime is 57849949. The reversal of 57849934 is 43994875.

It is a super-2 number, since 2×578499342 = 6693229727608712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57849931) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5242 + ... + 11965.

It is an arithmetic number, because the mean of its divisors is an integer number (7412346).

Almost surely, 257849934 is an apocalyptic number.

57849934 is a deficient number, since it is larger than the sum of its proper divisors (31098218).

57849934 is a wasteful number, since it uses less digits than its factorization.

57849934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17291 (or 17250 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 57849934 is about 7605.9144091950. The cubic root of 57849934 is about 386.7535326373.

The spelling of 57849934 in words is "fifty-seven million, eight hundred forty-nine thousand, nine hundred thirty-four".

Divisors: 1 2 41 82 1681 3362 17207 34414 705487 1410974 28924967 57849934