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13895323 = 131068871
BaseRepresentation
bin110101000000…
…011010011011
3222010221210121
4311000122123
512024122243
61213454111
7226052101
oct65003233
928127717
1013895323
117930842
1247a1337
132b568b0
141bb9c71
1513471ed
hexd4069b

13895323 has 4 divisors (see below), whose sum is σ = 14964208. Its totient is φ = 12826440.

The previous prime is 13895317. The next prime is 13895359. The reversal of 13895323 is 32359831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13895323 - 25 = 13895291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13895363) 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 in 3 ways as a sum of consecutive naturals, for example, 534423 + ... + 534448.

It is an arithmetic number, because the mean of its divisors is an integer number (3741052).

Almost surely, 213895323 is an apocalyptic number.

13895323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13895323 is a deficient number, since it is larger than the sum of its proper divisors (1068885).

13895323 is a wasteful number, since it uses less digits than its factorization.

13895323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068884.

The product of its digits is 19440, while the sum is 34.

The square root of 13895323 is about 3727.6430891382. The cubic root of 13895323 is about 240.4120410302.

The spelling of 13895323 in words is "thirteen million, eight hundred ninety-five thousand, three hundred twenty-three".

Divisors: 1 13 1068871 13895323