Base | Representation |
---|---|
bin | 10111011111110110… |
… | …00001000011101101 |
3 | 1012120011122112021211 |
4 | 23233323001003231 |
5 | 201313440110140 |
6 | 5443442354421 |
7 | 624421043155 |
oct | 135773010355 |
9 | 35504575254 |
10 | 12615160045 |
11 | 5393a24504 |
12 | 254095ba11 |
13 | 126073a857 |
14 | 8795cd765 |
15 | 4dc7852ea |
hex | 2efec10ed |
12615160045 has 8 divisors (see below), whose sum is σ = 15490243296. Its totient is φ = 9857427216.
The previous prime is 12615160031. The next prime is 12615160069. The reversal of 12615160045 is 54006151621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12615160045 - 219 = 12614635757 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12615159989 and 12615160016.
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, 29337367 + ... + 29337796.
It is an arithmetic number, because the mean of its divisors is an integer number (1936280412).
Almost surely, 212615160045 is an apocalyptic number.
It is an amenable number.
12615160045 is a deficient number, since it is larger than the sum of its proper divisors (2875083251).
12615160045 is an equidigital number, since it uses as much as digits as its factorization.
12615160045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58675211.
The product of its (nonzero) digits is 7200, while the sum is 31.
The spelling of 12615160045 in words is "twelve billion, six hundred fifteen million, one hundred sixty thousand, forty-five".
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