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51362135713 = 7379154312547
BaseRepresentation
bin101111110101011010…
…111111111010100001
311220120111220211112201
4233311122333322201
51320142201320323
635332340453201
73465541643620
oct576532777241
9156514824481
1051362135713
111a86764a849
129b550aa201
134ac7021aa5
1426b35c76b7
15150925a8ad
hexbf56bfea1

51362135713 has 16 divisors (see below), whose sum is σ = 58897300480. Its totient is φ = 43876573776.

The previous prime is 51362135639. The next prime is 51362135729. The reversal of 51362135713 is 31753126315.

It is not a de Polignac number, because 51362135713 - 213 = 51362127521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51362135413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4087306 + ... + 4099852.

It is an arithmetic number, because the mean of its divisors is an integer number (3681081280).

Almost surely, 251362135713 is an apocalyptic number.

It is an amenable number.

51362135713 is a deficient number, since it is larger than the sum of its proper divisors (7535164767).

51362135713 is a wasteful number, since it uses less digits than its factorization.

51362135713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14476.

The product of its digits is 56700, while the sum is 37.

The spelling of 51362135713 in words is "fifty-one billion, three hundred sixty-two million, one hundred thirty-five thousand, seven hundred thirteen".

Divisors: 1 7 379 1543 2653 10801 12547 87829 584797 4093579 4755313 19360021 33287191 135520147 7337447959 51362135713