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5120860215 = 352291490789
BaseRepresentation
bin1001100010011101…
…00010000000110111
3111012212210122121110
410301032202000313
540441420011330
62204045450103
7240620410422
oct46116420067
914185718543
105120860215
112198657089
12baab70933
13637bc7203
143681629b9
151ee87bdb0
hex1313a2037

5120860215 has 16 divisors (see below), whose sum is σ = 8229160800. Its totient is φ = 2719197312.

The previous prime is 5120860187. The next prime is 5120860229. The reversal of 5120860215 is 5120680215.

It is not a de Polignac number, because 5120860215 - 28 = 5120859959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741960 + ... + 748829.

It is an arithmetic number, because the mean of its divisors is an integer number (514322550).

Almost surely, 25120860215 is an apocalyptic number.

5120860215 is a deficient number, since it is larger than the sum of its proper divisors (3108300585).

5120860215 is a wasteful number, since it uses less digits than its factorization.

5120860215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1491026.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 5120860215 is about 71560.1859625868. The cubic root of 5120860215 is about 1723.6442714659.

The spelling of 5120860215 in words is "five billion, one hundred twenty million, eight hundred sixty thousand, two hundred fifteen".

Divisors: 1 3 5 15 229 687 1145 3435 1490789 4472367 7453945 22361835 341390681 1024172043 1706953405 5120860215