Base | Representation |
---|---|
bin | 110010011110… |
… | …000000000000 |
3 | 220220011020222 |
4 | 302132000000 |
5 | 11341330310 |
6 | 1151322212 |
7 | 220311443 |
oct | 62360000 |
9 | 26804228 |
10 | 13230080 |
11 | 7516a56 |
12 | 4520368 |
13 | 2982b66 |
14 | 1a8565a |
15 | 1265055 |
hex | c9e000 |
13230080 has 112 divisors (see below), whose sum is σ = 35387280. Its totient is φ = 4718592.
The previous prime is 13230079. The next prime is 13230109. The reversal of 13230080 is 8003231.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696311 + ... + 696329.
Almost surely, 213230080 is an apocalyptic number.
13230080 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 13230080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17693640).
13230080 is an abundant number, since it is smaller than the sum of its proper divisors (22157200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13230080 is an equidigital number, since it uses as much as digits as its factorization.
13230080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67 (or 43 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 13230080 is about 3637.3176930260. The cubic root of 13230080 is about 236.5125316109.
The spelling of 13230080 in words is "thirteen million, two hundred thirty thousand, eighty".
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