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51076130 = 257314891
BaseRepresentation
bin1100001011010…
…1110000100010
310120002221021112
43002311300202
5101033414010
65022423322
71160066000
oct302656042
9116087245
1051076130
1126916286
1215131b42
13a774181
146ad7a70
15473da05
hex30b5c22

51076130 has 32 divisors (see below), whose sum is σ = 107222400. Its totient is φ = 17510640.

The previous prime is 51076111. The next prime is 51076133. The reversal of 51076130 is 3167015.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51076096 and 51076105.

It is not an unprimeable number, because it can be changed into a prime (51076133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4016 + ... + 10875.

It is an arithmetic number, because the mean of its divisors is an integer number (3350700).

Almost surely, 251076130 is an apocalyptic number.

51076130 is an abundant number, since it is smaller than the sum of its proper divisors (56146270).

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

51076130 is a wasteful number, since it uses less digits than its factorization.

51076130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14919 (or 14905 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 51076130 is about 7146.7566070211. The cubic root of 51076130 is about 371.0274098652.

The spelling of 51076130 in words is "fifty-one million, seventy-six thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 343 490 686 1715 3430 14891 29782 74455 104237 148910 208474 521185 729659 1042370 1459318 3648295 5107613 7296590 10215226 25538065 51076130