Base | Representation |
---|---|
bin | 110000001100… |
… | …101110010001 |
3 | 212202220222220 |
4 | 300030232101 |
5 | 11213310100 |
6 | 1130451253 |
7 | 212252544 |
oct | 60145621 |
9 | 25686886 |
10 | 12635025 |
11 | 714a977 |
12 | 4293b29 |
13 | 2805060 |
14 | 196c85b |
15 | 1198aa0 |
hex | c0cb91 |
12635025 has 24 divisors (see below), whose sum is σ = 22498560. Its totient is φ = 6219840.
The previous prime is 12635009. The next prime is 12635033. The reversal of 12635025 is 52053621.
It is not a de Polignac number, because 12635025 - 24 = 12635009 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12634986 and 12635004.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5505 + ... + 7454.
It is an arithmetic number, because the mean of its divisors is an integer number (937440).
Almost surely, 212635025 is an apocalyptic number.
12635025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12635025 is a deficient number, since it is larger than the sum of its proper divisors (9863535).
12635025 is a wasteful number, since it uses less digits than its factorization.
12635025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12985 (or 12980 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 24.
The square root of 12635025 is about 3554.5780340288. The cubic root of 12635025 is about 232.9120914542.
Adding to 12635025 its reverse (52053621), we get a palindrome (64688646).
The spelling of 12635025 in words is "twelve million, six hundred thirty-five thousand, twenty-five".
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