Base | Representation |
---|---|
bin | 110010010110… |
… | …110000001111 |
3 | 220211122112200 |
4 | 302112300033 |
5 | 11334403044 |
6 | 1150532543 |
7 | 220126062 |
oct | 62266017 |
9 | 26748480 |
10 | 13200399 |
11 | 74a6723 |
12 | 4507153 |
13 | 29724b4 |
14 | 1a788d9 |
15 | 125b369 |
hex | c96c0f |
13200399 has 6 divisors (see below), whose sum is σ = 19067256. Its totient is φ = 8800260.
The previous prime is 13200359. The next prime is 13200409. The reversal of 13200399 is 99300231.
13200399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13200399 - 29 = 13199887 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13200329) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 733347 + ... + 733364.
It is an arithmetic number, because the mean of its divisors is an integer number (3177876).
Almost surely, 213200399 is an apocalyptic number.
13200399 is a deficient number, since it is larger than the sum of its proper divisors (5866857).
13200399 is a wasteful number, since it uses less digits than its factorization.
13200399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1466717 (or 1466714 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 27.
The square root of 13200399 is about 3633.2353350698. The cubic root of 13200399 is about 236.3355313050.
The spelling of 13200399 in words is "thirteen million, two hundred thousand, three hundred ninety-nine".
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