Base | Representation |
---|---|
bin | 110010000110… |
… | …000111011011 |
3 | 220201012001200 |
4 | 302012013123 |
5 | 11330213001 |
6 | 1145245243 |
7 | 216423306 |
oct | 62060733 |
9 | 26635050 |
10 | 13132251 |
11 | 745a500 |
12 | 4493823 |
13 | 294a482 |
14 | 1a5bb3d |
15 | 1246086 |
hex | c861db |
13132251 has 36 divisors (see below), whose sum is σ = 21577920. Its totient is φ = 7682400.
The previous prime is 13132237. The next prime is 13132261. The reversal of 13132251 is 15223131.
13132251 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13132251 - 25 = 13132219 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13132261) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33565 + ... + 33953.
Almost surely, 213132251 is an apocalyptic number.
13132251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13132251 is a deficient number, since it is larger than the sum of its proper divisors (8445669).
13132251 is a wasteful number, since it uses less digits than its factorization.
13132251 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 448 (or 434 counting only the distinct ones).
The product of its digits is 180, while the sum is 18.
The square root of 13132251 is about 3623.8447814442. The cubic root of 13132251 is about 235.9281297479.
Adding to 13132251 its reverse (15223131), we get a palindrome (28355382).
The spelling of 13132251 in words is "thirteen million, one hundred thirty-two thousand, two hundred fifty-one".
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