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13893411 = 37294513
BaseRepresentation
bin110100111111…
…111100100011
3222010212011210
4310333330203
512024042121
61213441203
7226043400
oct64777443
928125153
1013893411
11792a364
1247a0203
132b55a6c
141bb92a7
151346876
hexd3ff23

13893411 has 12 divisors (see below), whose sum is σ = 21549192. Its totient is φ = 7939008.

The previous prime is 13893391. The next prime is 13893413. The reversal of 13893411 is 11439831.

It is not a de Polignac number, because 13893411 - 27 = 13893283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13893413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47110 + ... + 47403.

It is an arithmetic number, because the mean of its divisors is an integer number (1795766).

Almost surely, 213893411 is an apocalyptic number.

13893411 is a deficient number, since it is larger than the sum of its proper divisors (7655781).

13893411 is an equidigital number, since it uses as much as digits as its factorization.

13893411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94530 (or 94523 counting only the distinct ones).

The product of its digits is 2592, while the sum is 30.

The square root of 13893411 is about 3727.3866179939. The cubic root of 13893411 is about 240.4010136050.

The spelling of 13893411 in words is "thirteen million, eight hundred ninety-three thousand, four hundred eleven".

Divisors: 1 3 7 21 49 147 94513 283539 661591 1984773 4631137 13893411