Base | Representation |
---|---|
bin | 10100100111000011… |
… | …101101011010001011 |
3 | 2010010021201121000100 |
4 | 110213003231122023 |
5 | 330310302322311 |
6 | 14055541140443 |
7 | 1412255630154 |
oct | 244703553213 |
9 | 63107647010 |
10 | 22130120331 |
11 | 942696aa50 |
12 | 43573ba723 |
13 | 2118ab0477 |
14 | 10dd17292b |
15 | 897c82a56 |
hex | 5270ed68b |
22130120331 has 12 divisors (see below), whose sum is σ = 34871704920. Its totient is φ = 13412194080.
The previous prime is 22130120297. The next prime is 22130120333. The reversal of 22130120331 is 13302103122.
22130120331 is a `hidden beast` number, since 2 + 213 + 0 + 120 + 331 = 666.
It is not a de Polignac number, because 22130120331 - 27 = 22130120203 is a prime.
It is a super-2 number, since 2×221301203312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (22130120333) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111768186 + ... + 111768383.
It is an arithmetic number, because the mean of its divisors is an integer number (2905975410).
Almost surely, 222130120331 is an apocalyptic number.
22130120331 is a deficient number, since it is larger than the sum of its proper divisors (12741584589).
22130120331 is a wasteful number, since it uses less digits than its factorization.
22130120331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223536586 (or 223536583 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 22130120331 its reverse (13302103122), we get a palindrome (35432223453).
The spelling of 22130120331 in words is "twenty-two billion, one hundred thirty million, one hundred twenty thousand, three hundred thirty-one".
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