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51092960 = 2553110301
BaseRepresentation
bin1100001011100…
…1110111100000
310120010210100212
43002321313200
5101034433320
65023033252
71160166032
oct302716740
9116123325
1051092960
1126927996
121513b828
13a77ba29
146addc52
1547439c5
hex30b9de0

51092960 has 48 divisors (see below), whose sum is σ = 124612992. Its totient is φ = 19776000.

The previous prime is 51092953. The next prime is 51092999. The reversal of 51092960 is 6929015.

51092960 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 2×510929602 = 5220981123123200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 191 + ... + 10110.

It is an arithmetic number, because the mean of its divisors is an integer number (2596104).

Almost surely, 251092960 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 51092960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62306496).

51092960 is an abundant number, since it is smaller than the sum of its proper divisors (73520032).

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

51092960 is a wasteful number, since it uses less digits than its factorization.

51092960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10347 (or 10339 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 51092960 is about 7147.9339672384. The cubic root of 51092960 is about 371.0681575725.

The spelling of 51092960 in words is "fifty-one million, ninety-two thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 620 992 1240 2480 4960 10301 20602 41204 51505 82408 103010 164816 206020 319331 329632 412040 638662 824080 1277324 1596655 1648160 2554648 3193310 5109296 6386620 10218592 12773240 25546480 51092960