Base | Representation |
---|---|
bin | 10110111011011111… |
… | …10000110011110110 |
3 | 1011202220211222012220 |
4 | 23131233300303312 |
5 | 200202404020042 |
6 | 5353310423210 |
7 | 614026100202 |
oct | 133557606366 |
9 | 34686758186 |
10 | 12310220022 |
11 | 5247886561 |
12 | 2476801b06 |
13 | 1212500379 |
14 | 84acd1b02 |
15 | 4c0aec8ec |
hex | 2ddbf0cf6 |
12310220022 has 16 divisors (see below), whose sum is σ = 24656815152. Its totient is φ = 4097344160.
The previous prime is 12310219973. The next prime is 12310220033. The reversal of 12310220022 is 22002201321.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12310219983 and 12310220010.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1511229 + ... + 1519352.
It is an arithmetic number, because the mean of its divisors is an integer number (1541050947).
Almost surely, 212310220022 is an apocalyptic number.
12310220022 is an abundant number, since it is smaller than the sum of its proper divisors (12346595130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12310220022 is a wasteful number, since it uses less digits than its factorization.
12310220022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3031263.
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 12310220022 its reverse (22002201321), we get a palindrome (34312421343).
The spelling of 12310220022 in words is "twelve billion, three hundred ten million, two hundred twenty thousand, twenty-two".
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