Base | Representation |
---|---|
bin | 110001100101… |
… | …110111000010 |
3 | 220110110211022 |
4 | 301211313002 |
5 | 11312001010 |
6 | 1142345442 |
7 | 215333153 |
oct | 61456702 |
9 | 26413738 |
10 | 13000130 |
11 | 737a210 |
12 | 442b282 |
13 | 29022b0 |
14 | 1a2592a |
15 | 121bd55 |
hex | c65dc2 |
13000130 has 32 divisors (see below), whose sum is σ = 27494208. Its totient is φ = 4363200.
The previous prime is 13000081. The next prime is 13000133. The reversal of 13000130 is 3100031.
13000130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13000133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3116 + ... + 5975.
It is an arithmetic number, because the mean of its divisors is an integer number (859194).
Almost surely, 213000130 is an apocalyptic number.
13000130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13000130 is an abundant number, since it is smaller than the sum of its proper divisors (14494078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13000130 is a wasteful number, since it uses less digits than its factorization.
13000130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9122.
The product of its (nonzero) digits is 9, while the sum is 8.
The square root of 13000130 is about 3605.5693031753. The cubic root of 13000130 is about 235.1342525477.
Adding to 13000130 its reverse (3100031), we get a palindrome (16100161).
Subtracting from 13000130 its reverse (3100031), we obtain a palindrome (9900099).
It can be divided in two parts, 130001 and 30, that added together give a palindrome (130031).
The spelling of 13000130 in words is "thirteen million, one hundred thirty", and thus it is an aban number.
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