Base | Representation |
---|---|
bin | 11000011100101100… |
… | …01111001101110100 |
3 | 1020212202011012021202 |
4 | 30032112033031310 |
5 | 203340124044104 |
6 | 10010235232032 |
7 | 643156602362 |
oct | 141626171564 |
9 | 36782135252 |
10 | 13125612404 |
11 | 562607a963 |
12 | 26638a8618 |
13 | 1312412378 |
14 | 8c7306632 |
15 | 51c4b551e |
hex | 30e58f374 |
13125612404 has 12 divisors (see below), whose sum is σ = 22970698884. Its totient is φ = 6562555584.
The previous prime is 13125612389. The next prime is 13125612431. The reversal of 13125612404 is 40421652131.
It can be written as a sum of positive squares in 2 ways, for example, as 9876384400 + 3249228004 = 99380^2 + 57002^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105074 + ... + 193110.
It is an arithmetic number, because the mean of its divisors is an integer number (1914224907).
Almost surely, 213125612404 is an apocalyptic number.
It is an amenable number.
13125612404 is a deficient number, since it is larger than the sum of its proper divisors (9845086480).
13125612404 is a wasteful number, since it uses less digits than its factorization.
13125612404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125314 (or 125312 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The spelling of 13125612404 in words is "thirteen billion, one hundred twenty-five million, six hundred twelve thousand, four hundred four".
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