Base | Representation |
---|---|
bin | 10111011110100111… |
… | …11100001011101000 |
3 | 1012112110101002201122 |
4 | 23233103330023220 |
5 | 201303324311311 |
6 | 5442435034412 |
7 | 624235010366 |
oct | 135723741350 |
9 | 35473332648 |
10 | 12604916456 |
11 | 5389168330 |
12 | 253943ba08 |
13 | 125b592162 |
14 | 8780c4636 |
15 | 4db9100db |
hex | 2ef4fc2e8 |
12604916456 has 32 divisors (see below), whose sum is σ = 26382391200. Its totient is φ = 5596261440.
The previous prime is 12604916437. The next prime is 12604916459. The reversal of 12604916456 is 65461940621.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is not an unprimeable number, because it can be changed into a prime (12604916459) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1661771 + ... + 1669338.
It is an arithmetic number, because the mean of its divisors is an integer number (824449725).
Almost surely, 212604916456 is an apocalyptic number.
It is an amenable number.
12604916456 is an abundant number, since it is smaller than the sum of its proper divisors (13777474744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12604916456 is a wasteful number, since it uses less digits than its factorization.
12604916456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3331169 (or 3331165 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 44.
The spelling of 12604916456 in words is "twelve billion, six hundred four million, nine hundred sixteen thousand, four hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •