Base | Representation |
---|---|
bin | 10101110001001000… |
… | …110011000100001101 |
3 | 2020022220100210210002 |
4 | 111301020303010031 |
5 | 340331434440310 |
6 | 14423135454045 |
7 | 1455126644306 |
oct | 256110630415 |
9 | 66286323702 |
10 | 23372968205 |
11 | 9a04481a54 |
12 | 4643687325 |
13 | 2286427802 |
14 | 11ba2577ad |
15 | 91be33da5 |
hex | 57123310d |
23372968205 has 6 divisors (see below), whose sum is σ = 28047972078. Its totient is φ = 18698101080.
The previous prime is 23372968187. The next prime is 23372968303. The reversal of 23372968205 is 50286927332.
It can be written as a sum of positive squares in only one way, i.e., 18698374564 + 4674593641 = 136742^2 + 68371^2 .
It is not a de Polignac number, because 23372968205 - 26 = 23372968141 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23372968205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 307670 + ... + 376040.
It is an arithmetic number, because the mean of its divisors is an integer number (4674662013).
Almost surely, 223372968205 is an apocalyptic number.
It is an amenable number.
23372968205 is a deficient number, since it is larger than the sum of its proper divisors (4675003873).
23372968205 is an frugal number, since it uses more digits than its factorization.
23372968205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136747 (or 68376 counting only the distinct ones).
The product of its (nonzero) digits is 1088640, while the sum is 47.
The spelling of 23372968205 in words is "twenty-three billion, three hundred seventy-two million, nine hundred sixty-eight thousand, two hundred five".
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