Base | Representation |
---|---|
bin | 10100110011000011… |
… | …101001100001100101 |
3 | 2010122022112020100112 |
4 | 110303003221201211 |
5 | 331213321243023 |
6 | 14131532022405 |
7 | 1420252013603 |
oct | 246303514145 |
9 | 63568466315 |
10 | 22331431013 |
11 | 951a568711 |
12 | 43b2901a05 |
13 | 214b706208 |
14 | 111bbb6873 |
15 | 8aa79a478 |
hex | 5330e9865 |
22331431013 has 16 divisors (see below), whose sum is σ = 24073459200. Its totient is φ = 20638176000.
The previous prime is 22331430997. The next prime is 22331431021. The reversal of 22331431013 is 31013413322.
It is a cyclic number.
It is not a de Polignac number, because 22331431013 - 24 = 22331430997 is a prime.
It is a super-2 number, since 2×223314310132 (a number of 21 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 22331431013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22331431043) 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, 603188 + ... + 639138.
It is an arithmetic number, because the mean of its divisors is an integer number (1504591200).
Almost surely, 222331431013 is an apocalyptic number.
It is an amenable number.
22331431013 is a deficient number, since it is larger than the sum of its proper divisors (1742028187).
22331431013 is a wasteful number, since it uses less digits than its factorization.
22331431013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36628.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 22331431013 its reverse (31013413322), we get a palindrome (53344844335).
The spelling of 22331431013 in words is "twenty-two billion, three hundred thirty-one million, four hundred thirty-one thousand, thirteen".
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