Base | Representation |
---|---|
bin | 1110001111010011110011… |
… | …01001001000010101010011 |
3 | 11002212102122200021210211110 |
4 | 13013221321221020111103 |
5 | 13101010144204204021 |
6 | 150332410205544403 |
7 | 6411146166011535 |
oct | 707517151102523 |
9 | 132772580253743 |
10 | 31312352413011 |
11 | 9a82548697a3a |
12 | 3618663575103 |
13 | 14619856ba7c7 |
14 | 7a375128b855 |
15 | 39478d383476 |
hex | 1c7a79a48553 |
31312352413011 has 32 divisors (see below), whose sum is σ = 41919458479360. Its totient is φ = 20790277226496.
The previous prime is 31312352412997. The next prime is 31312352413081. The reversal of 31312352413011 is 11031425321313.
It is not a de Polignac number, because 31312352413011 - 26 = 31312352412947 is a prime.
It is a super-2 number, since 2×313123524130112 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31312352413011.
It is not an unprimeable number, because it can be changed into a prime (31312352413081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2094884640 + ... + 2094899586.
It is an arithmetic number, because the mean of its divisors is an integer number (1309983077480).
Almost surely, 231312352413011 is an apocalyptic number.
31312352413011 is a deficient number, since it is larger than the sum of its proper divisors (10607106066349).
31312352413011 is a wasteful number, since it uses less digits than its factorization.
31312352413011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18163.
The product of its (nonzero) digits is 6480, while the sum is 30.
Adding to 31312352413011 its reverse (11031425321313), we get a palindrome (42343777734324).
The spelling of 31312352413011 in words is "thirty-one trillion, three hundred twelve billion, three hundred fifty-two million, four hundred thirteen thousand, eleven".
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