Search a number
-
+
13081183 is a prime number
BaseRepresentation
bin110001111001…
…101001011111
3220121121000021
4301321221133
511322044213
61144213011
7216121363
oct61715137
926547007
1013081183
1174250a5
12446a167
13293015b
141a472a3
151235d8d
hexc79a5f

13081183 has 2 divisors, whose sum is σ = 13081184. Its totient is φ = 13081182.

The previous prime is 13081153. The next prime is 13081193. The reversal of 13081183 is 38118031.

13081183 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13081183 - 29 = 13080671 is a prime.

It is a super-2 number, since 2×130811832 = 342234697358978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13081153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6540591 + 6540592.

It is an arithmetic number, because the mean of its divisors is an integer number (6540592).

Almost surely, 213081183 is an apocalyptic number.

13081183 is a deficient number, since it is larger than the sum of its proper divisors (1).

13081183 is an equidigital number, since it uses as much as digits as its factorization.

13081183 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 13081183 is about 3616.7918104309. The cubic root of 13081183 is about 235.6219108761.

The spelling of 13081183 in words is "thirteen million, eighty-one thousand, one hundred eighty-three".