Base | Representation |
---|---|
bin | 10100111000000100… |
… | …011101110000001111 |
3 | 2010212011202221212201 |
4 | 110320010131300033 |
5 | 331401333443043 |
6 | 14144134342331 |
7 | 1422322604254 |
oct | 247004356017 |
9 | 63764687781 |
10 | 22415531023 |
11 | 9562a8a256 |
12 | 4416aba9a7 |
13 | 2162c70832 |
14 | 112902942b |
15 | 8b2d5dc4d |
hex | 53811dc0f |
22415531023 has 4 divisors (see below), whose sum is σ = 22417681000. Its totient is φ = 22413381048.
The previous prime is 22415531009. The next prime is 22415531027. The reversal of 22415531023 is 32013551422.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22415531023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22415530982 and 22415531000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22415531027) 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, 1059273 + ... + 1080226.
It is an arithmetic number, because the mean of its divisors is an integer number (5604420250).
Almost surely, 222415531023 is an apocalyptic number.
22415531023 is a deficient number, since it is larger than the sum of its proper divisors (2149977).
22415531023 is a wasteful number, since it uses less digits than its factorization.
22415531023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2149976.
The product of its (nonzero) digits is 7200, while the sum is 28.
The spelling of 22415531023 in words is "twenty-two billion, four hundred fifteen million, five hundred thirty-one thousand, twenty-three".
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