Base | Representation |
---|---|
bin | 110001110010… |
… | …100011111011 |
3 | 220120010012011 |
4 | 301302203323 |
5 | 11320132110 |
6 | 1143430351 |
7 | 215640634 |
oct | 61624373 |
9 | 26503164 |
10 | 13052155 |
11 | 7405306 |
12 | 44553b7 |
13 | 291cb8c |
14 | 1a3a88b |
15 | 122c48a |
hex | c728fb |
13052155 has 8 divisors (see below), whose sum is σ = 16343712. Its totient is φ = 9987648.
The previous prime is 13052153. The next prime is 13052159. The reversal of 13052155 is 55125031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13052155 - 21 = 13052153 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13052153) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56634 + ... + 56863.
It is an arithmetic number, because the mean of its divisors is an integer number (2042964).
Almost surely, 213052155 is an apocalyptic number.
13052155 is a deficient number, since it is larger than the sum of its proper divisors (3291557).
13052155 is a wasteful number, since it uses less digits than its factorization.
13052155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113525.
The product of its (nonzero) digits is 750, while the sum is 22.
The square root of 13052155 is about 3612.7766330068. The cubic root of 13052155 is about 235.4474949926.
Adding to 13052155 its reverse (55125031), we get a palindrome (68177186).
The spelling of 13052155 in words is "thirteen million, fifty-two thousand, one hundred fifty-five".
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