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57112614 = 2341347577
BaseRepresentation
bin1101100111011…
…1100000100110
310222110121210000
43121313200212
5104110100424
65400042130
71262310036
oct331674046
9128417700
1057112614
112a269609
1217163346
13baa8960
1478298c6
1550323c9
hex3677826

57112614 has 80 divisors (see below), whose sum is σ = 140995008. Its totient is φ = 17169408.

The previous prime is 57112589. The next prime is 57112619. The reversal of 57112614 is 41621175.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57112619) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 98694 + ... + 99270.

Almost surely, 257112614 is an apocalyptic number.

57112614 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 57112614, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70497504).

57112614 is an abundant number, since it is smaller than the sum of its proper divisors (83882394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57112614 is a wasteful number, since it uses less digits than its factorization.

57112614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651 (or 642 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 57112614 is about 7557.2887995630. The cubic root of 57112614 is about 385.1033938306.

Adding to 57112614 its reverse (41621175), we get a palindrome (98733789).

The spelling of 57112614 in words is "fifty-seven million, one hundred twelve thousand, six hundred fourteen".

Divisors: 1 2 3 6 9 13 18 26 27 39 47 54 78 81 94 117 141 162 234 282 351 423 577 611 702 846 1053 1154 1222 1269 1731 1833 2106 2538 3462 3666 3807 5193 5499 7501 7614 10386 10998 15002 15579 16497 22503 27119 31158 32994 45006 46737 49491 54238 67509 81357 93474 98982 135018 162714 202527 244071 352547 405054 488142 607581 705094 732213 1057641 1215162 1464426 2115282 2196639 3172923 4393278 6345846 9518769 19037538 28556307 57112614