Base | Representation |
---|---|
bin | 110001111110… |
… | …110000000000 |
3 | 220122122200020 |
4 | 301332300000 |
5 | 11323231310 |
6 | 1144453440 |
7 | 216236325 |
oct | 61766000 |
9 | 26578606 |
10 | 13102080 |
11 | 7439872 |
12 | 447a280 |
13 | 2939814 |
14 | 1a50b4c |
15 | 123c170 |
hex | c7ec00 |
13102080 has 88 divisors (see below), whose sum is σ = 41955312. Its totient is φ = 3489792.
The previous prime is 13102079. The next prime is 13102091. The reversal of 13102080 is 8020131.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14934 + ... + 15786.
Almost surely, 213102080 is an apocalyptic number.
13102080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13102080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20977656).
13102080 is an abundant number, since it is smaller than the sum of its proper divisors (28853232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13102080 is an equidigital number, since it uses as much as digits as its factorization.
13102080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 881 (or 863 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 13102080 is about 3619.6795438270. The cubic root of 13102080 is about 235.7473116522.
The spelling of 13102080 in words is "thirteen million, one hundred two thousand, eighty".
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