Base | Representation |
---|---|
bin | 110010100001… |
… | …001110011100 |
3 | 220220211101022 |
4 | 302201032130 |
5 | 11342241132 |
6 | 1151503312 |
7 | 220365116 |
oct | 62411634 |
9 | 26824338 |
10 | 13243292 |
11 | 7525977 |
12 | 4527b38 |
13 | 2988b8a |
14 | 1a8a3b6 |
15 | 1268e12 |
hex | ca139c |
13243292 has 12 divisors (see below), whose sum is σ = 23213736. Its totient is φ = 6610800.
The previous prime is 13243273. The next prime is 13243297. The reversal of 13243292 is 29234231.
It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13243297) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 443 + ... + 5165.
It is an arithmetic number, because the mean of its divisors is an integer number (1934478).
Almost surely, 213243292 is an apocalyptic number.
It is an amenable number.
13243292 is a deficient number, since it is larger than the sum of its proper divisors (9970444).
13243292 is a wasteful number, since it uses less digits than its factorization.
13243292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5428 (or 5426 counting only the distinct ones).
The product of its digits is 2592, while the sum is 26.
The square root of 13243292 is about 3639.1334133280. The cubic root of 13243292 is about 236.5912351906.
The spelling of 13243292 in words is "thirteen million, two hundred forty-three thousand, two hundred ninety-two".
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