Base | Representation |
---|---|
bin | 110011011010… |
… | …100111101110 |
3 | 221100202212100 |
4 | 303122213232 |
5 | 11422302012 |
6 | 1200515530 |
7 | 222364401 |
oct | 63324756 |
9 | 27322770 |
10 | 13478382 |
11 | 7676565 |
12 | 461bba6 |
13 | 2a3bb98 |
14 | 1b0bd38 |
15 | 12b38dc |
hex | cda9ee |
13478382 has 36 divisors (see below), whose sum is σ = 31034016. Its totient is φ = 4226880.
The previous prime is 13478371. The next prime is 13478389. The reversal of 13478382 is 28387431.
13478382 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13478389) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3907 + ... + 6497.
It is an arithmetic number, because the mean of its divisors is an integer number (862056).
Almost surely, 213478382 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13478382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15517008).
13478382 is an abundant number, since it is smaller than the sum of its proper divisors (17555634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13478382 is a wasteful number, since it uses less digits than its factorization.
13478382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2633 (or 2613 counting only the distinct ones).
The product of its digits is 32256, while the sum is 36.
The square root of 13478382 is about 3671.2915983343. The cubic root of 13478382 is about 237.9829919819.
The spelling of 13478382 in words is "thirteen million, four hundred seventy-eight thousand, three hundred eighty-two".
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