Base | Representation |
---|---|
bin | 110010000101… |
… | …100111110000 |
3 | 220201002021121 |
4 | 302011213300 |
5 | 11330131344 |
6 | 1145232024 |
7 | 216414352 |
oct | 62054760 |
9 | 26632247 |
10 | 13130224 |
11 | 7458a28 |
12 | 4492614 |
13 | 2949583 |
14 | 1a5b0d2 |
15 | 1245684 |
hex | c859f0 |
13130224 has 20 divisors (see below), whose sum is σ = 25606744. Its totient is φ = 6522048.
The previous prime is 13130177. The next prime is 13130231. The reversal of 13130224 is 42203131.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 13130198 and 13130207.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102 + ... + 5125.
Almost surely, 213130224 is an apocalyptic number.
It is an amenable number.
13130224 is a deficient number, since it is larger than the sum of its proper divisors (12476520).
13130224 is a wasteful number, since it uses less digits than its factorization.
13130224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5392 (or 5386 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 13130224 is about 3623.5650953170. The cubic root of 13130224 is about 235.9159903991.
Adding to 13130224 its reverse (42203131), we get a palindrome (55333355).
The spelling of 13130224 in words is "thirteen million, one hundred thirty thousand, two hundred twenty-four".
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