Base | Representation |
---|---|
bin | 10100110111011110… |
… | …010010011001000101 |
3 | 2010211110221111110200 |
4 | 110313132102121011 |
5 | 331341303214023 |
6 | 14143140041113 |
7 | 1422141542346 |
oct | 246736223105 |
9 | 63743844420 |
10 | 22405523013 |
11 | 9558374075 |
12 | 4413693199 |
13 | 2160b78433 |
14 | 11279820cd |
15 | 8b2033743 |
hex | 537792645 |
22405523013 has 24 divisors (see below), whose sum is σ = 32679229440. Its totient is φ = 14791468320.
The previous prime is 22405522991. The next prime is 22405523039. The reversal of 22405523013 is 31032550422.
It is a happy number.
22405523013 is a `hidden beast` number, since 22 + 405 + 5 + 230 + 1 + 3 = 666.
It is not a de Polignac number, because 22405523013 - 26 = 22405522949 is a prime.
It is a super-2 number, since 2×224055230132 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22405524013) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2018268 + ... + 2029338.
It is an arithmetic number, because the mean of its divisors is an integer number (1361634560).
Almost surely, 222405523013 is an apocalyptic number.
It is an amenable number.
22405523013 is a deficient number, since it is larger than the sum of its proper divisors (10273706427).
22405523013 is a wasteful number, since it uses less digits than its factorization.
22405523013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13249 (or 13246 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The spelling of 22405523013 in words is "twenty-two billion, four hundred five million, five hundred twenty-three thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •