Base | Representation |
---|---|
bin | 110001100111… |
… | …000011111011 |
3 | 220110201120120 |
4 | 301213003323 |
5 | 11312130201 |
6 | 1142424323 |
7 | 215353413 |
oct | 61470373 |
9 | 26421516 |
10 | 13005051 |
11 | 7382984 |
12 | 44320a3 |
13 | 29045c7 |
14 | 1a27643 |
15 | 121d536 |
hex | c670fb |
13005051 has 16 divisors (see below), whose sum is σ = 19160064. Its totient is φ = 7804544.
The previous prime is 13005037. The next prime is 13005053. The reversal of 13005051 is 15050031.
13005051 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13005051 - 29 = 13004539 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13005051.
It is not an unprimeable number, because it can be changed into a prime (13005053) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4371 + ... + 6716.
It is an arithmetic number, because the mean of its divisors is an integer number (1197504).
Almost surely, 213005051 is an apocalyptic number.
13005051 is a deficient number, since it is larger than the sum of its proper divisors (6155013).
13005051 is a wasteful number, since it uses less digits than its factorization.
13005051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11130.
The product of its (nonzero) digits is 75, while the sum is 15.
The square root of 13005051 is about 3606.2516551123. The cubic root of 13005051 is about 235.1639176276.
Adding to 13005051 its reverse (15050031), we get a palindrome (28055082).
The spelling of 13005051 in words is "thirteen million, five thousand, fifty-one".
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