Base | Representation |
---|---|
bin | 110001111010… |
… | …001110001011 |
3 | 220121201020020 |
4 | 301322032023 |
5 | 11322133111 |
6 | 1144231523 |
7 | 216131256 |
oct | 61721613 |
9 | 26551206 |
10 | 13083531 |
11 | 742693a |
12 | 446b5a3 |
13 | 2931246 |
14 | 1a4809d |
15 | 1236906 |
hex | c7a38b |
13083531 has 8 divisors (see below), whose sum is σ = 17816064. Its totient is φ = 8536680.
The previous prime is 13083529. The next prime is 13083547. The reversal of 13083531 is 13538031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13083531 - 21 = 13083529 is a prime.
It is a super-2 number, since 2×130835312 = 342357566855922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13083131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46255 + ... + 46536.
It is an arithmetic number, because the mean of its divisors is an integer number (2227008).
Almost surely, 213083531 is an apocalyptic number.
13083531 is a deficient number, since it is larger than the sum of its proper divisors (4732533).
13083531 is an equidigital number, since it uses as much as digits as its factorization.
13083531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92841.
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 13083531 is about 3617.1163929296. The cubic root of 13083531 is about 235.6360076427.
The spelling of 13083531 in words is "thirteen million, eighty-three thousand, five hundred thirty-one".
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