Base | Representation |
---|---|
bin | 10101011110110011… |
… | …011100000010110000 |
3 | 2012112110120122201000 |
4 | 111132303130002300 |
5 | 334214214111432 |
6 | 14332431042000 |
7 | 1444403325615 |
oct | 253663340260 |
9 | 65473518630 |
10 | 23065378992 |
11 | 9866894697 |
12 | 4578670300 |
13 | 22377a0566 |
14 | 118b46a50c |
15 | 8eee2657c |
hex | 55ecdc0b0 |
23065378992 has 80 divisors (see below), whose sum is σ = 66228028000. Its totient is φ = 7685922816.
The previous prime is 23065378943. The next prime is 23065378997. The reversal of 23065378992 is 29987356032.
It is a happy number.
23065378992 is a `hidden beast` number, since 23 + 0 + 6 + 537 + 89 + 9 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (23065378997) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1673184 + ... + 1686912.
It is an arithmetic number, because the mean of its divisors is an integer number (827850350).
Almost surely, 223065378992 is an apocalyptic number.
It is an amenable number.
23065378992 is an abundant number, since it is smaller than the sum of its proper divisors (43162649008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23065378992 is a wasteful number, since it uses less digits than its factorization.
23065378992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17635 (or 17623 counting only the distinct ones).
The product of its (nonzero) digits is 4898880, while the sum is 54.
The spelling of 23065378992 in words is "twenty-three billion, sixty-five million, three hundred seventy-eight thousand, nine hundred ninety-two".
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