Base | Representation |
---|---|
bin | 1110001100011100101001… |
… | …01110000100010001100101 |
3 | 11002112000211220002211121021 |
4 | 13012032110232010101211 |
5 | 13042402304221203013 |
6 | 150215305101251141 |
7 | 6401065401036454 |
oct | 706162456042145 |
9 | 132460756084537 |
10 | 31214022444133 |
11 | 9a44879a15a51 |
12 | 36015a0b63ab1 |
13 | 1455614b93879 |
14 | 79caa3d50b9b |
15 | 391e35a7ca8d |
hex | 1c6394b84465 |
31214022444133 has 4 divisors (see below), whose sum is σ = 31259194691488. Its totient is φ = 31168850196780.
The previous prime is 31214022444119. The next prime is 31214022444139. The reversal of 31214022444133 is 33144422041213.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31214022444133 - 221 = 31214020346981 is a prime.
It is a super-2 number, since 2×312140224441332 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31214022444139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22586122641 + ... + 22586124022.
It is an arithmetic number, because the mean of its divisors is an integer number (7814798672872).
Almost surely, 231214022444133 is an apocalyptic number.
It is an amenable number.
31214022444133 is a deficient number, since it is larger than the sum of its proper divisors (45172247355).
31214022444133 is an equidigital number, since it uses as much as digits as its factorization.
31214022444133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45172247354.
The product of its (nonzero) digits is 55296, while the sum is 34.
Adding to 31214022444133 its reverse (33144422041213), we get a palindrome (64358444485346).
The spelling of 31214022444133 in words is "thirty-one trillion, two hundred fourteen billion, twenty-two million, four hundred forty-four thousand, one hundred thirty-three".
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