Base | Representation |
---|---|
bin | 110001101100… |
… | …011110011110 |
3 | 220111212000000 |
4 | 301230132132 |
5 | 11313332410 |
6 | 1143115130 |
7 | 215505156 |
oct | 61543636 |
9 | 26455000 |
10 | 13027230 |
11 | 7398607 |
12 | 4442aa6 |
13 | 2911728 |
14 | 1a31766 |
15 | 1224dc0 |
hex | c6c79e |
13027230 has 56 divisors (see below), whose sum is σ = 35177112. Its totient is φ = 3471984.
The previous prime is 13027229. The next prime is 13027243. The reversal of 13027230 is 3272031.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 6397 + ... + 8183.
Almost surely, 213027230 is an apocalyptic number.
13027230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13027230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17588556).
13027230 is an abundant number, since it is smaller than the sum of its proper divisors (22149882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13027230 is an equidigital number, since it uses as much as digits as its factorization.
13027230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1812 (or 1797 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 18.
The square root of 13027230 is about 3609.3254217374. The cubic root of 13027230 is about 235.2975256737.
Adding to 13027230 its reverse (3272031), we get a palindrome (16299261).
The spelling of 13027230 in words is "thirteen million, twenty-seven thousand, two hundred thirty".
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