Base | Representation |
---|---|
bin | 110001101010… |
… | …101111111111 |
3 | 220111111022010 |
4 | 301222233333 |
5 | 11313121114 |
6 | 1143022303 |
7 | 215445435 |
oct | 61525777 |
9 | 26444263 |
10 | 13020159 |
11 | 7393269 |
12 | 443a993 |
13 | 290b449 |
14 | 1a2cd55 |
15 | 1222c59 |
hex | c6abff |
13020159 has 16 divisors (see below), whose sum is σ = 18136800. Its totient is φ = 8297856.
The previous prime is 13020157. The next prime is 13020169. The reversal of 13020159 is 95102031.
It is not a de Polignac number, because 13020159 - 21 = 13020157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13020151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8797 + ... + 10169.
It is an arithmetic number, because the mean of its divisors is an integer number (1133550).
Almost surely, 213020159 is an apocalyptic number.
13020159 is a deficient number, since it is larger than the sum of its proper divisors (5116641).
13020159 is a wasteful number, since it uses less digits than its factorization.
13020159 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1514.
The product of its (nonzero) digits is 270, while the sum is 21.
The square root of 13020159 is about 3608.3457428578. The cubic root of 13020159 is about 235.2549458896.
The spelling of 13020159 in words is "thirteen million, twenty thousand, one hundred fifty-nine".
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