Base | Representation |
---|---|
bin | 110011011010… |
… | …101011100110 |
3 | 221100210012112 |
4 | 303122223212 |
5 | 11422304010 |
6 | 1200521022 |
7 | 222365204 |
oct | 63325346 |
9 | 27323175 |
10 | 13478630 |
11 | 7676770 |
12 | 4620172 |
13 | 2a3c029 |
14 | 1b0c074 |
15 | 12b3a05 |
hex | cdaae6 |
13478630 has 16 divisors (see below), whose sum is σ = 26467344. Its totient is φ = 4901280.
The previous prime is 13478623. The next prime is 13478639. The reversal of 13478630 is 3687431.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13478639) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61157 + ... + 61376.
It is an arithmetic number, because the mean of its divisors is an integer number (1654209).
Almost surely, 213478630 is an apocalyptic number.
13478630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13478630 is a deficient number, since it is larger than the sum of its proper divisors (12988714).
13478630 is a wasteful number, since it uses less digits than its factorization.
13478630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122551.
The product of its (nonzero) digits is 12096, while the sum is 32.
The square root of 13478630 is about 3671.3253737581. The cubic root of 13478630 is about 237.9844515888.
The spelling of 13478630 in words is "thirteen million, four hundred seventy-eight thousand, six hundred thirty".
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