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51076046918 = 2131964463343
BaseRepresentation
bin101111100100010111…
…101010000001000110
311212211120121000111102
4233210113222001012
51314100432000133
635244120540102
73455466143531
oct574427520106
9155746530442
1051076046918
111a730108026
129a95321632
134a7c984b90
1426875d5a18
1514de0987e8
hexbe45ea046

51076046918 has 8 divisors (see below), whose sum is σ = 82507460448. Its totient is φ = 23573560104.

The previous prime is 51076046911. The next prime is 51076047013. The reversal of 51076046918 is 81964067015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51076046911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982231646 + ... + 982231697.

It is an arithmetic number, because the mean of its divisors is an integer number (10313432556).

Almost surely, 251076046918 is an apocalyptic number.

51076046918 is a deficient number, since it is larger than the sum of its proper divisors (31431413530).

51076046918 is a wasteful number, since it uses less digits than its factorization.

51076046918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964463358.

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 51076046918 in words is "fifty-one billion, seventy-six million, forty-six thousand, nine hundred eighteen".

Divisors: 1 2 13 26 1964463343 3928926686 25538023459 51076046918