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51116676 = 223132911299
BaseRepresentation
bin1100001011111…
…1101010000100
310120011222220020
43002333222010
5101041213201
65023335140
71160325132
oct302775204
9116158806
1051116676
1126943796
12151514b0
13a789770
146b08752
15474aa36
hex30bfa84

51116676 has 48 divisors (see below), whose sum is σ = 132888000. Its totient is φ = 15184512.

The previous prime is 51116657. The next prime is 51116699. The reversal of 51116676 is 67661115.

51116676 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×511166762 = 5225829130577952, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1126 + ... + 10173.

It is an arithmetic number, because the mean of its divisors is an integer number (2768500).

Almost surely, 251116676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51116676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66444000).

51116676 is an abundant number, since it is smaller than the sum of its proper divisors (81771324).

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

51116676 is a wasteful number, since it uses less digits than its factorization.

51116676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11348 (or 11346 counting only the distinct ones).

The product of its digits is 7560, while the sum is 33.

The square root of 51116676 is about 7149.5927156727. The cubic root of 51116676 is about 371.1255620313.

The spelling of 51116676 in words is "fifty-one million, one hundred sixteen thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 12 13 26 29 39 52 58 78 87 116 156 174 348 377 754 1131 1508 2262 4524 11299 22598 33897 45196 67794 135588 146887 293774 327671 440661 587548 655342 881322 983013 1310684 1762644 1966026 3932052 4259723 8519446 12779169 17038892 25558338 51116676