Base | Representation |
---|---|
bin | 10111100001000001… |
… | …01001100110111001 |
3 | 1012120212012202002202 |
4 | 23300200221212321 |
5 | 201324001303330 |
6 | 5444434035545 |
7 | 624600642263 |
oct | 136040514671 |
9 | 35525182082 |
10 | 12625025465 |
11 | 5399552548 |
12 | 2544118bb5 |
13 | 12627b3090 |
14 | 87aa3ab33 |
15 | 4dd583445 |
hex | 2f08299b9 |
12625025465 has 16 divisors (see below), whose sum is σ = 16317857808. Its totient is φ = 9321701376.
The previous prime is 12625025459. The next prime is 12625025507. The reversal of 12625025465 is 56452052621.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 180284329 + 12444741136 = 13427^2 + 111556^2 .
It is not a de Polignac number, because 12625025465 - 220 = 12623976889 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668837 + ... + 687453.
It is an arithmetic number, because the mean of its divisors is an integer number (1019866113).
Almost surely, 212625025465 is an apocalyptic number.
It is an amenable number.
12625025465 is a deficient number, since it is larger than the sum of its proper divisors (3692832343).
12625025465 is a wasteful number, since it uses less digits than its factorization.
12625025465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29068.
The product of its (nonzero) digits is 144000, while the sum is 38.
The spelling of 12625025465 in words is "twelve billion, six hundred twenty-five million, twenty-five thousand, four hundred sixty-five".
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