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316130215138 = 21033579126423
BaseRepresentation
bin1001001100110101101…
…01000100010011100010
31010012222122202212010121
410212122311010103202
520134413313341023
6401121143350454
731561000330543
oct4463265042342
91105878685117
10316130215138
111120852a0711
125132745242a
1323a708774ca
141142d4cc4ca
158353826d5d
hex499ad444e2

316130215138 has 16 divisors (see below), whose sum is σ = 474754300416. Its totient is φ = 157878848160.

The previous prime is 316130215133. The next prime is 316130215139. The reversal of 316130215138 is 831512031613.

It is not an unprimeable number, because it can be changed into a prime (316130215133) 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 7 ways as a sum of consecutive naturals, for example, 11950995 + ... + 11977417.

It is an arithmetic number, because the mean of its divisors is an integer number (29672143776).

Almost surely, 2316130215138 is an apocalyptic number.

316130215138 is a deficient number, since it is larger than the sum of its proper divisors (158624085278).

316130215138 is a wasteful number, since it uses less digits than its factorization.

316130215138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33249.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 316130215138 in words is "three hundred sixteen billion, one hundred thirty million, two hundred fifteen thousand, one hundred thirty-eight".

Divisors: 1 2 1033 2066 5791 11582 26423 52846 5982103 11964206 27294959 54589918 153015593 306031186 158065107569 316130215138