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13814395 = 574367137
BaseRepresentation
bin110100101100…
…101001111011
3221222211210021
4310230221323
512014030040
61212031311
7225264130
oct64545173
927884707
1013814395
117885a61
124762537
132b28aca
141b98587
15132d24a
hexd2ca7b

13814395 has 32 divisors (see below), whose sum is σ = 19819008. Its totient is φ = 9047808.

The previous prime is 13814393. The next prime is 13814419. The reversal of 13814395 is 59341831.

It is not a de Polignac number, because 13814395 - 21 = 13814393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13814395.

It is not an unprimeable number, because it can be changed into a prime (13814393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100767 + ... + 100903.

It is an arithmetic number, because the mean of its divisors is an integer number (619344).

Almost surely, 213814395 is an apocalyptic number.

13814395 is a deficient number, since it is larger than the sum of its proper divisors (6004613).

13814395 is a wasteful number, since it uses less digits than its factorization.

13814395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259.

The product of its digits is 12960, while the sum is 34.

The square root of 13814395 is about 3716.7721210750. The cubic root of 13814395 is about 239.9444026308.

It can be divided in two parts, 1381 and 4395, that added together give a square (5776 = 762).

The spelling of 13814395 in words is "thirteen million, eight hundred fourteen thousand, three hundred ninety-five".

Divisors: 1 5 7 35 43 67 137 215 301 335 469 685 959 1505 2345 2881 4795 5891 9179 14405 20167 29455 41237 45895 64253 100835 206185 321265 394697 1973485 2762879 13814395