Base | Representation |
---|---|
bin | 110001100110… |
… | …100101010010 |
3 | 220110121212221 |
4 | 301212211102 |
5 | 11312044330 |
6 | 1142411254 |
7 | 215344612 |
oct | 61464522 |
9 | 26417787 |
10 | 13003090 |
11 | 7381461 |
12 | 4430b2a |
13 | 2903749 |
14 | 1a26a42 |
15 | 121cb7a |
hex | c66952 |
13003090 has 8 divisors (see below), whose sum is σ = 23405580. Its totient is φ = 5201232.
The previous prime is 13003061. The next prime is 13003091. The reversal of 13003090 is 9030031.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 12552849 + 450241 = 3543^2 + 671^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (13003091) 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, 650145 + ... + 650164.
Almost surely, 213003090 is an apocalyptic number.
13003090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13003090 is a deficient number, since it is larger than the sum of its proper divisors (10402490).
13003090 is a wasteful number, since it uses less digits than its factorization.
13003090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1300316.
The product of its (nonzero) digits is 81, while the sum is 16.
The square root of 13003090 is about 3605.9797559055. The cubic root of 13003090 is about 235.1520971018.
The spelling of 13003090 in words is "thirteen million, three thousand, ninety".
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