Base | Representation |
---|---|
bin | 110010101101… |
… | …001100010001 |
3 | 221000022121121 |
4 | 302231030101 |
5 | 11400323210 |
6 | 1152522241 |
7 | 220661035 |
oct | 62551421 |
9 | 27008547 |
10 | 13292305 |
11 | 7559784 |
12 | 4550381 |
13 | 29a5290 |
14 | 1aa01c5 |
15 | 12786da |
hex | cad311 |
13292305 has 32 divisors (see below), whose sum is σ = 18547200. Its totient is φ = 9061632.
The previous prime is 13292281. The next prime is 13292329. The reversal of 13292305 is 50329231.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (13292281) and next prime (13292329).
It is not a de Polignac number, because 13292305 - 29 = 13291793 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13292305.
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 31 ways as a sum of consecutive naturals, for example, 57931 + ... + 58159.
It is an arithmetic number, because the mean of its divisors is an integer number (579600).
Almost surely, 213292305 is an apocalyptic number.
13292305 is the 2977-th pentagonal number.
It is an amenable number.
13292305 is a deficient number, since it is larger than the sum of its proper divisors (5254895).
13292305 is a wasteful number, since it uses less digits than its factorization.
13292305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 313.
The product of its (nonzero) digits is 1620, while the sum is 25.
The square root of 13292305 is about 3645.8613522733. The cubic root of 13292305 is about 236.8827480566.
The spelling of 13292305 in words is "thirteen million, two hundred ninety-two thousand, three hundred five".
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