Base | Representation |
---|---|
bin | 110010000011… |
… | …001101111111 |
3 | 220200120210010 |
4 | 302003031333 |
5 | 11324323013 |
6 | 1145114303 |
7 | 216343563 |
oct | 62031577 |
9 | 26616703 |
10 | 13120383 |
11 | 74515a1 |
12 | 4488993 |
13 | 2944c53 |
14 | 1a576a3 |
15 | 12427c3 |
hex | c8337f |
13120383 has 16 divisors (see below), whose sum is σ = 18201600. Its totient is φ = 8396640.
The previous prime is 13120351. The next prime is 13120411. The reversal of 13120383 is 38302131.
It is a happy number.
It is not a de Polignac number, because 13120383 - 25 = 13120351 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13120183) 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, 20478 + ... + 21108.
It is an arithmetic number, because the mean of its divisors is an integer number (1137600).
Almost surely, 213120383 is an apocalyptic number.
13120383 is a deficient number, since it is larger than the sum of its proper divisors (5081217).
13120383 is a wasteful number, since it uses less digits than its factorization.
13120383 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 902.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 13120383 is about 3622.2069239622. The cubic root of 13120383 is about 235.8570366061.
The spelling of 13120383 in words is "thirteen million, one hundred twenty thousand, three hundred eighty-three".
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