Base | Representation |
---|---|
bin | 110001100111… |
… | …111000011101 |
3 | 220110220012002 |
4 | 301213320131 |
5 | 11312232123 |
6 | 1142452045 |
7 | 215366255 |
oct | 61477035 |
9 | 26426162 |
10 | 13008413 |
11 | 7385460 |
12 | 4434025 |
13 | 2905cb2 |
14 | 1a28965 |
15 | 121e528 |
hex | c67e1d |
13008413 has 8 divisors (see below), whose sum is σ = 14220576. Its totient is φ = 11801200.
The previous prime is 13008367. The next prime is 13008419. The reversal of 13008413 is 31480031.
It is a happy number.
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 13008413 - 212 = 13004317 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13008419) 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, 6278 + ... + 8088.
It is an arithmetic number, because the mean of its divisors is an integer number (1777572).
Almost surely, 213008413 is an apocalyptic number.
It is an amenable number.
13008413 is a deficient number, since it is larger than the sum of its proper divisors (1212163).
13008413 is a wasteful number, since it uses less digits than its factorization.
13008413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2475.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 13008413 is about 3606.7177599585. The cubic root of 13008413 is about 235.1841803438.
Adding to 13008413 its reverse (31480031), we get a palindrome (44488444).
The spelling of 13008413 in words is "thirteen million, eight thousand, four hundred thirteen".
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