Base | Representation |
---|---|
bin | 110000010000… |
… | …101110100001 |
3 | 212210202111022 |
4 | 300100232201 |
5 | 11214321200 |
6 | 1131055225 |
7 | 212351423 |
oct | 60205641 |
9 | 25722438 |
10 | 12651425 |
11 | 7161226 |
12 | 42a1515 |
13 | 280c667 |
14 | 1974813 |
15 | 119d885 |
hex | c10ba1 |
12651425 has 12 divisors (see below), whose sum is σ = 15772800. Its totient is φ = 10066320.
The previous prime is 12651407. The next prime is 12651427. The reversal of 12651425 is 52415621.
It is not a de Polignac number, because 12651425 - 216 = 12585889 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12651394 and 12651403.
It is not an unprimeable number, because it can be changed into a prime (12651427) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3704 + ... + 6246.
It is an arithmetic number, because the mean of its divisors is an integer number (1314400).
Almost surely, 212651425 is an apocalyptic number.
It is an amenable number.
12651425 is a deficient number, since it is larger than the sum of its proper divisors (3121375).
12651425 is a wasteful number, since it uses less digits than its factorization.
12651425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2752 (or 2747 counting only the distinct ones).
The product of its digits is 2400, while the sum is 26.
The square root of 12651425 is about 3556.8841701692. The cubic root of 12651425 is about 233.0128195713.
The spelling of 12651425 in words is "twelve million, six hundred fifty-one thousand, four hundred twenty-five".
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