Base | Representation |
---|---|
bin | 1011011000010111000011… |
… | …0100100100100011000001 |
3 | 1122022020120201112010020022 |
4 | 2312011300310210203001 |
5 | 3120003343414001000 |
6 | 42340242001423225 |
7 | 2431021042562432 |
oct | 266056064444301 |
9 | 48266521463208 |
10 | 12513132562625 |
11 | 3a94876129a42 |
12 | 14a116693ab15 |
13 | 6c9ca2514376 |
14 | 3138d2dd7489 |
15 | 16a76693d585 |
hex | b6170d248c1 |
12513132562625 has 32 divisors (see below), whose sum is σ = 15779128039584. Its totient is φ = 9906209280000.
The previous prime is 12513132562607. The next prime is 12513132562691. The reversal of 12513132562625 is 52626523131521.
It can be written as a sum of positive squares in 16 ways, for example, as 3978297517489 + 8534835045136 = 1994567^2 + 2921444^2 .
It is a de Polignac number, because none of the positive numbers 2k-12513132562625 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119997509 + ... + 120101741.
It is an arithmetic number, because the mean of its divisors is an integer number (493097751237).
Almost surely, 212513132562625 is an apocalyptic number.
It is an amenable number.
12513132562625 is a deficient number, since it is larger than the sum of its proper divisors (3265995476959).
12513132562625 is an equidigital number, since it uses as much as digits as its factorization.
12513132562625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114246 (or 114236 counting only the distinct ones).
The product of its digits is 648000, while the sum is 44.
The spelling of 12513132562625 in words is "twelve trillion, five hundred thirteen billion, one hundred thirty-two million, five hundred sixty-two thousand, six hundred twenty-five".
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