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13080933 = 3553831
BaseRepresentation
bin110001111001…
…100101100101
3220121120200000
4301321211211
511322042213
61144211513
7216120555
oct61714545
926546600
1013080933
117424998
124469b99
13292ccc8
141a47165
151235c73
hexc79965

13080933 has 12 divisors (see below), whose sum is σ = 19594848. Its totient is φ = 8720460.

The previous prime is 13080931. The next prime is 13080937. The reversal of 13080933 is 33908031.

It is not a de Polignac number, because 13080933 - 21 = 13080931 is a prime.

It is a super-2 number, since 2×130809332 = 342221616300978, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 13080897 and 13080906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13080931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26673 + ... + 27158.

It is an arithmetic number, because the mean of its divisors is an integer number (1632904).

Almost surely, 213080933 is an apocalyptic number.

It is an amenable number.

13080933 is a deficient number, since it is larger than the sum of its proper divisors (6513915).

13080933 is an frugal number, since it uses more digits than its factorization.

13080933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53846 (or 53834 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 13080933 is about 3616.7572492497. The cubic root of 13080933 is about 235.6204098433.

Adding to 13080933 its reverse (33908031), we get a palindrome (46988964).

The spelling of 13080933 in words is "thirteen million, eighty thousand, nine hundred thirty-three".

Divisors: 1 3 9 27 81 243 53831 161493 484479 1453437 4360311 13080933