Base | Representation |
---|---|
bin | 110001100110… |
… | …101001100000 |
3 | 220110122020221 |
4 | 301212221200 |
5 | 11312101420 |
6 | 1142412424 |
7 | 215345446 |
oct | 61465140 |
9 | 26418227 |
10 | 13003360 |
11 | 7381687 |
12 | 4431114 |
13 | 29038c6 |
14 | 1a26b96 |
15 | 121ccaa |
hex | c66a60 |
13003360 has 48 divisors (see below), whose sum is σ = 31204656. Its totient is φ = 5119488.
The previous prime is 13003313. The next prime is 13003363. The reversal of 13003360 is 6330031.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13003363) 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, 10114 + ... + 11326.
It is an arithmetic number, because the mean of its divisors is an integer number (650097).
Almost surely, 213003360 is an apocalyptic number.
13003360 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 13003360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15602328).
13003360 is an abundant number, since it is smaller than the sum of its proper divisors (18201296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13003360 is a wasteful number, since it uses less digits than its factorization.
13003360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1295 (or 1287 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 16.
The square root of 13003360 is about 3606.0171935253. The cubic root of 13003360 is about 235.1537246797.
Adding to 13003360 its reverse (6330031), we get a palindrome (19333391).
The spelling of 13003360 in words is "thirteen million, three thousand, three hundred sixty".
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