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5121115015 = 56911482233
BaseRepresentation
bin1001100010011111…
…00000001110000111
3111012220021121010111
410301033200032013
540442001140030
62204055133451
7240622521322
oct46117401607
914186247114
105121115015
112198810565
12bab074287
13637c86193
143681cb7b9
151ee8cc62a
hex1313e0387

5121115015 has 8 divisors (see below), whose sum is σ = 6154235568. Its totient is φ = 4090960320.

The previous prime is 5121115001. The next prime is 5121115067. The reversal of 5121115015 is 5105111215.

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

It is not a de Polignac number, because 5121115015 - 29 = 5121114503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737662 + ... + 744571.

It is an arithmetic number, because the mean of its divisors is an integer number (769279446).

Almost surely, 25121115015 is an apocalyptic number.

5121115015 is a deficient number, since it is larger than the sum of its proper divisors (1033120553).

5121115015 is a wasteful number, since it uses less digits than its factorization.

5121115015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482929.

The product of its (nonzero) digits is 250, while the sum is 22.

The square root of 5121115015 is about 71561.9662600183. The cubic root of 5121115015 is about 1723.6728589335.

The spelling of 5121115015 in words is "five billion, one hundred twenty-one million, one hundred fifteen thousand, fifteen".

Divisors: 1 5 691 3455 1482233 7411165 1024223003 5121115015