Base | Representation |
---|---|
bin | 110001101101… |
… | …001100001100 |
3 | 220112000000101 |
4 | 301231030030 |
5 | 11313431111 |
6 | 1143140444 |
7 | 215516536 |
oct | 61551414 |
9 | 26460011 |
10 | 13030156 |
11 | 739a827 |
12 | 4444724 |
13 | 2912b69 |
14 | 1a32856 |
15 | 1225bc1 |
hex | c6d30c |
13030156 has 12 divisors (see below), whose sum is σ = 23233392. Its totient is φ = 6392048.
The previous prime is 13030151. The next prime is 13030159. The reversal of 13030156 is 65103031.
It is not an unprimeable number, because it can be changed into a prime (13030151) by changing a digit.
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, 30520 + ... + 30943.
It is an arithmetic number, because the mean of its divisors is an integer number (1936116).
Almost surely, 213030156 is an apocalyptic number.
It is an amenable number.
13030156 is a deficient number, since it is larger than the sum of its proper divisors (10203236).
13030156 is a wasteful number, since it uses less digits than its factorization.
13030156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61520 (or 61518 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 19.
The square root of 13030156 is about 3609.7307378806. The cubic root of 13030156 is about 235.3151408029.
Adding to 13030156 its reverse (65103031), we get a palindrome (78133187).
The spelling of 13030156 in words is "thirteen million, thirty thousand, one hundred fifty-six".
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