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13813295 = 513121089
BaseRepresentation
bin110100101100…
…011000101111
3221222210021112
4310230120233
512014011140
61212022235
7225260666
oct64543057
927883245
1013813295
117885151
12476197b
132b28462
141b97ddd
15132cc65
hexd2c62f

13813295 has 8 divisors (see below), whose sum is σ = 16703280. Its totient is φ = 10965760.

The previous prime is 13813237. The next prime is 13813297. The reversal of 13813295 is 59231831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13813295 - 28 = 13813039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13813297) 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 7 ways as a sum of consecutive naturals, for example, 9890 + ... + 11199.

It is an arithmetic number, because the mean of its divisors is an integer number (2087910).

Almost surely, 213813295 is an apocalyptic number.

13813295 is a deficient number, since it is larger than the sum of its proper divisors (2889985).

13813295 is a wasteful number, since it uses less digits than its factorization.

13813295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21225.

The product of its digits is 6480, while the sum is 32.

The square root of 13813295 is about 3716.6241402649. The cubic root of 13813295 is about 239.9380337707.

The spelling of 13813295 in words is "thirteen million, eight hundred thirteen thousand, two hundred ninety-five".

Divisors: 1 5 131 655 21089 105445 2762659 13813295