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51411667713 = 3710124239353
BaseRepresentation
bin101111111000010111…
…111100101100000001
311220200222010022200020
4233320113330230001
51320242341331323
635341310244053
73500012652030
oct577027745401
9156628108606
1051411667713
111a89260098a
129b697b6629
134b04375173
1426b9ddc717
15150d791ae3
hexbf85fcb01

51411667713 has 16 divisors (see below), whose sum is σ = 79117251456. Its totient is φ = 29087222400.

The previous prime is 51411667667. The next prime is 51411667753. The reversal of 51411667713 is 31776611415.

It is not a de Polignac number, because 51411667713 - 26 = 51411667649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51411667753) 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, 12117556 + ... + 12121797.

It is an arithmetic number, because the mean of its divisors is an integer number (4944828216).

Almost surely, 251411667713 is an apocalyptic number.

It is an amenable number.

51411667713 is a deficient number, since it is larger than the sum of its proper divisors (27705583743).

51411667713 is a wasteful number, since it uses less digits than its factorization.

51411667713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24239464.

The product of its digits is 105840, while the sum is 42.

The spelling of 51411667713 in words is "fifty-one billion, four hundred eleven million, six hundred sixty-seven thousand, seven hundred thirteen".

Divisors: 1 3 7 21 101 303 707 2121 24239353 72718059 169675471 509026413 2448174653 7344523959 17137222571 51411667713