Base | Representation |
---|---|
bin | 110001101101… |
… | …010001110111 |
3 | 220112000111211 |
4 | 301231101313 |
5 | 11313434034 |
6 | 1143142251 |
7 | 215520565 |
oct | 61552167 |
9 | 26460454 |
10 | 13030519 |
11 | 73a0027 |
12 | 4444987 |
13 | 2913088 |
14 | 1a32a35 |
15 | 1225d64 |
hex | c6d477 |
13030519 has 4 divisors (see below), whose sum is σ = 13085280. Its totient is φ = 12975760.
The previous prime is 13030513. The next prime is 13030543. The reversal of 13030519 is 91503031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13030519 - 25 = 13030487 is a prime.
It is a super-2 number, since 2×130305192 = 339588850818722, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13030519.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13030513) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27022 + ... + 27499.
It is an arithmetic number, because the mean of its divisors is an integer number (3271320).
Almost surely, 213030519 is an apocalyptic number.
13030519 is a deficient number, since it is larger than the sum of its proper divisors (54761).
13030519 is an equidigital number, since it uses as much as digits as its factorization.
13030519 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54760.
The product of its (nonzero) digits is 405, while the sum is 22.
The square root of 13030519 is about 3609.7810182891. The cubic root of 13030519 is about 235.3173259546.
The spelling of 13030519 in words is "thirteen million, thirty thousand, five hundred nineteen".
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