Base | Representation |
---|---|
bin | 110001111100… |
… | …011101100001 |
3 | 220122011211000 |
4 | 301330131201 |
5 | 11322431310 |
6 | 1144342213 |
7 | 216200103 |
oct | 61743541 |
9 | 26564730 |
10 | 13092705 |
11 | 743281a |
12 | 4474969 |
13 | 2935482 |
14 | 1a4b573 |
15 | 12394c0 |
hex | c7c761 |
13092705 has 32 divisors (see below), whose sum is σ = 23425920. Its totient is φ = 6937920.
The previous prime is 13092689. The next prime is 13092713. The reversal of 13092705 is 50729031.
13092705 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13092705 - 24 = 13092689 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 39390 + ... + 39720.
It is an arithmetic number, because the mean of its divisors is an integer number (732060).
Almost surely, 213092705 is an apocalyptic number.
13092705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13092705 is a deficient number, since it is larger than the sum of its proper divisors (10333215).
13092705 is a wasteful number, since it uses less digits than its factorization.
13092705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 638 (or 632 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 27.
The square root of 13092705 is about 3618.3843079474. The cubic root of 13092705 is about 235.6910697324.
The spelling of 13092705 in words is "thirteen million, ninety-two thousand, seven hundred five".
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