Base | Representation |
---|---|
bin | 110010000110… |
… | …000011111001 |
3 | 220201011202022 |
4 | 302012003321 |
5 | 11330211100 |
6 | 1145244225 |
7 | 216422534 |
oct | 62060371 |
9 | 26634668 |
10 | 13132025 |
11 | 745a315 |
12 | 4493675 |
13 | 294a33a |
14 | 1a5ba1b |
15 | 1245e85 |
hex | c860f9 |
13132025 has 12 divisors (see below), whose sum is σ = 16405200. Its totient is φ = 10427280.
The previous prime is 13132001. The next prime is 13132033. The reversal of 13132025 is 52023131.
It is not a de Polignac number, because 13132025 - 26 = 13131961 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13131994 and 13132012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1586 + ... + 5364.
It is an arithmetic number, because the mean of its divisors is an integer number (1367100).
Almost surely, 213132025 is an apocalyptic number.
It is an amenable number.
13132025 is a deficient number, since it is larger than the sum of its proper divisors (3273175).
13132025 is a wasteful number, since it uses less digits than its factorization.
13132025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3928 (or 3923 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 13132025 is about 3623.8135989590. The cubic root of 13132025 is about 235.9267763353.
Adding to 13132025 its reverse (52023131), we get a palindrome (65155156).
The spelling of 13132025 in words is "thirteen million, one hundred thirty-two thousand, twenty-five".
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