Base | Representation |
---|---|
bin | 10101101100111010… |
… | …111010101000011000 |
3 | 2020010222020102220202 |
4 | 111230322322220120 |
5 | 340210332022222 |
6 | 14412131241332 |
7 | 1453310414240 |
oct | 255472725030 |
9 | 66128212822 |
10 | 23302220312 |
11 | 9978550018 |
12 | 4623a49248 |
13 | 2274886757 |
14 | 11b0abcb20 |
15 | 915b0b892 |
hex | 56cebaa18 |
23302220312 has 32 divisors (see below), whose sum is σ = 52561401600. Its totient is φ = 9461051424.
The previous prime is 23302220261. The next prime is 23302220321. The reversal of 23302220312 is 21302220332.
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, 10949228 + ... + 10951355.
It is an arithmetic number, because the mean of its divisors is an integer number (1642543800).
Almost surely, 223302220312 is an apocalyptic number.
It is an amenable number.
23302220312 is an abundant number, since it is smaller than the sum of its proper divisors (29259181288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23302220312 is a wasteful number, since it uses less digits than its factorization.
23302220312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21900615 (or 21900611 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 23302220312 its sum of digits (20), we get a palindrome (23302220332).
Adding to 23302220312 its reverse (21302220332), we get a palindrome (44604440644).
The spelling of 23302220312 in words is "twenty-three billion, three hundred two million, two hundred twenty thousand, three hundred twelve".
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