Base | Representation |
---|---|
bin | 110001111100… |
… | …111000101101 |
3 | 220122021012110 |
4 | 301330320231 |
5 | 11323010240 |
6 | 1144354233 |
7 | 216205140 |
oct | 61747055 |
9 | 26567173 |
10 | 13094445 |
11 | 7434061 |
12 | 4475979 |
13 | 29361c0 |
14 | 1a4c057 |
15 | 1239c80 |
hex | c7ce2d |
13094445 has 64 divisors (see below), whose sum is σ = 26417664. Its totient is φ = 5391360.
The previous prime is 13094441. The next prime is 13094447. The reversal of 13094445 is 54449031.
It is not a de Polignac number, because 13094445 - 22 = 13094441 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13094441) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 72255 + ... + 72435.
It is an arithmetic number, because the mean of its divisors is an integer number (412776).
Almost surely, 213094445 is an apocalyptic number.
13094445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13094445 is an abundant number, since it is smaller than the sum of its proper divisors (13323219).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13094445 is a wasteful number, since it uses less digits than its factorization.
13094445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 13094445 is about 3618.6247387647. The cubic root of 13094445 is about 235.7015102613.
The spelling of 13094445 in words is "thirteen million, ninety-four thousand, four hundred forty-five".
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