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5120134311 = 38938949297
BaseRepresentation
bin1001100010010111…
…10000110010100111
3111012211102202212010
410301023300302213
540441223244221
62204022125303
7240611265165
oct46113606247
914184382763
105120134311
112198200766
12baa880833
13637a01996
14368014235
151ee786c76
hex1312f0ca7

5120134311 has 16 divisors (see below), whose sum is σ = 6921439200. Its totient is φ = 3366325248.

The previous prime is 5120134301. The next prime is 5120134319. The reversal of 5120134311 is 1134310215.

It is not a de Polignac number, because 5120134311 - 27 = 5120134183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120134319) 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, 79215 + ... + 128511.

It is an arithmetic number, because the mean of its divisors is an integer number (432589950).

Almost surely, 25120134311 is an apocalyptic number.

5120134311 is a deficient number, since it is larger than the sum of its proper divisors (1801304889).

5120134311 is a wasteful number, since it uses less digits than its factorization.

5120134311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49778.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 5120134311 is about 71555.1138004825. The cubic root of 5120134311 is about 1723.5628229499.

Adding to 5120134311 its reverse (1134310215), we get a palindrome (6254444526).

The spelling of 5120134311 in words is "five billion, one hundred twenty million, one hundred thirty-four thousand, three hundred eleven".

Divisors: 1 3 89 267 389 1167 34621 49297 103863 147891 4387433 13162299 19176533 57529599 1706711437 5120134311