Base | Representation |
---|---|
bin | 110001101111… |
… | …011010111100 |
3 | 220112110112202 |
4 | 301233122330 |
5 | 11314224132 |
6 | 1143251032 |
7 | 215555300 |
oct | 61573274 |
9 | 26473482 |
10 | 13039292 |
11 | 73a6682 |
12 | 4449a78 |
13 | 2917076 |
14 | 1a35d00 |
15 | 1228762 |
hex | c6f6bc |
13039292 has 36 divisors (see below), whose sum is σ = 26946864. Its totient is φ = 5503680.
The previous prime is 13039291. The next prime is 13039331. The reversal of 13039292 is 29293031.
It is a super-2 number, since 2×130392922 = 340046271722528, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13039291) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13448 + ... + 14384.
It is an arithmetic number, because the mean of its divisors is an integer number (748524).
Almost surely, 213039292 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13039292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13473432).
13039292 is an abundant number, since it is smaller than the sum of its proper divisors (13907572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13039292 is a wasteful number, since it uses less digits than its factorization.
13039292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1026 (or 1017 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 29.
The square root of 13039292 is about 3610.9959844896. The cubic root of 13039292 is about 235.3701244597.
Adding to 13039292 its sum of digits (29), we get a square (13039321 = 36112).
It can be divided in two parts, 13039 and 292, that added together give a palindrome (13331).
The spelling of 13039292 in words is "thirteen million, thirty-nine thousand, two hundred ninety-two".
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