Base | Representation |
---|---|
bin | 10100100111000100… |
… | …011001110010101010 |
3 | 2010010022001211101100 |
4 | 110213010121302222 |
5 | 330310324131442 |
6 | 14055545102230 |
7 | 1412260315155 |
oct | 244704316252 |
9 | 63108054340 |
10 | 22130302122 |
11 | 9426a84595 |
12 | 4357487976 |
13 | 2118b45136 |
14 | 10dd1bcc9c |
15 | 897cbb84c |
hex | 527119caa |
22130302122 has 48 divisors (see below), whose sum is σ = 48198126600. Its totient is φ = 7338541056.
The previous prime is 22130302099. The next prime is 22130302133. The reversal of 22130302122 is 22120303122.
It can be written as a sum of positive squares in 4 ways, for example, as 21181600521 + 948701601 = 145539^2 + 30801^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 22130302095 and 22130302104.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2849068 + ... + 2856824.
Almost surely, 222130302122 is an apocalyptic number.
22130302122 is an abundant number, since it is smaller than the sum of its proper divisors (26067824478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22130302122 is a wasteful number, since it uses less digits than its factorization.
22130302122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8567 (or 8564 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 22130302122 its reverse (22120303122), we get a palindrome (44250605244).
The spelling of 22130302122 in words is "twenty-two billion, one hundred thirty million, three hundred two thousand, one hundred twenty-two".
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