Search a number
-
+
13388327 is a prime number
BaseRepresentation
bin110011000100…
…101000100111
3221012012022222
4303010220213
511411411302
61154542555
7221541011
oct63045047
927165288
1013388327
117614937
124597a5b
132a09bb4
141ac71b1
151296da2
hexcc4a27

13388327 has 2 divisors, whose sum is σ = 13388328. Its totient is φ = 13388326.

The previous prime is 13388321. The next prime is 13388329. The reversal of 13388327 is 72388331.

It is a strong prime.

It is an emirp because it is prime and its reverse (72388331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13388327 - 28 = 13388071 is a prime.

Together with 13388329, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p872882 and since 13388327 and 872882 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13388321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6694163 + 6694164.

It is an arithmetic number, because the mean of its divisors is an integer number (6694164).

Almost surely, 213388327 is an apocalyptic number.

13388327 is a deficient number, since it is larger than the sum of its proper divisors (1).

13388327 is an equidigital number, since it uses as much as digits as its factorization.

13388327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 13388327 is about 3659.0062858651. The cubic root of 13388327 is about 237.4517841180.

The spelling of 13388327 in words is "thirteen million, three hundred eighty-eight thousand, three hundred twenty-seven".