Base | Representation |
---|---|
bin | 11000000100100100… |
… | …10110111111001001 |
3 | 1020100122102002102000 |
4 | 30002102112333021 |
5 | 202431324102230 |
6 | 5534210301213 |
7 | 635151655200 |
oct | 140222267711 |
9 | 36318362360 |
10 | 12923269065 |
11 | 5531937363 |
12 | 2607b87809 |
13 | 12ac517595 |
14 | 8a84b4237 |
15 | 509846b60 |
hex | 302496fc9 |
12923269065 has 96 divisors (see below), whose sum is σ = 26777669760. Its totient is φ = 5896291968.
The previous prime is 12923269033. The next prime is 12923269109. The reversal of 12923269065 is 56096232921.
It is not a de Polignac number, because 12923269065 - 25 = 12923269033 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12923269065.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4053402 + ... + 4056588.
It is an arithmetic number, because the mean of its divisors is an integer number (278934060).
Almost surely, 212923269065 is an apocalyptic number.
12923269065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12923269065 is an abundant number, since it is smaller than the sum of its proper divisors (13854400695).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12923269065 is a wasteful number, since it uses less digits than its factorization.
12923269065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3828 (or 3815 counting only the distinct ones).
The product of its (nonzero) digits is 349920, while the sum is 45.
The spelling of 12923269065 in words is "twelve billion, nine hundred twenty-three million, two hundred sixty-nine thousand, sixty-five".
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