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51960876 = 223113710639
BaseRepresentation
bin1100011000110…
…1110000101100
310121202212220220
43012031300230
5101300222001
65053411340
71200442302
oct306156054
9117685826
1051960876
112736aa80
1215499b50
13a9c3aa6
146c88272
154865c36
hex318dc2c

51960876 has 48 divisors (see below), whose sum is σ = 135851520. Its totient is φ = 15318720.

The previous prime is 51960869. The next prime is 51960901. The reversal of 51960876 is 67806915.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436 + ... + 10203.

It is an arithmetic number, because the mean of its divisors is an integer number (2830240).

Almost surely, 251960876 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 51960876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67925760).

51960876 is an abundant number, since it is smaller than the sum of its proper divisors (83890644).

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

51960876 is a wasteful number, since it uses less digits than its factorization.

51960876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10694 (or 10692 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 51960876 is about 7208.3892791663. The cubic root of 51960876 is about 373.1574827294.

The spelling of 51960876 in words is "fifty-one million, nine hundred sixty thousand, eight hundred seventy-six".

Divisors: 1 2 3 4 6 11 12 22 33 37 44 66 74 111 132 148 222 407 444 814 1221 1628 2442 4884 10639 21278 31917 42556 63834 117029 127668 234058 351087 393643 468116 702174 787286 1180929 1404348 1574572 2361858 4330073 4723716 8660146 12990219 17320292 25980438 51960876