Search a number
-
+
13715412 = 2239711783
BaseRepresentation
bin110100010100…
…011111010100
3221210211000020
4310110133110
512002343122
61205545140
7224402424
oct64243724
927724006
1013715412
117818657
1247151b0
132ac2a39
141b70484
15130dc5c
hexd147d4

13715412 has 24 divisors (see below), whose sum is σ = 32335296. Its totient is φ = 4524288.

The previous prime is 13715407. The next prime is 13715417. The reversal of 13715412 is 21451731.

13715412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13715407) and next prime (13715417).

It is a super-2 number, since 2×137154122 = 376225052659488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13715417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4728 + ... + 7055.

It is an arithmetic number, because the mean of its divisors is an integer number (1347304).

Almost surely, 213715412 is an apocalyptic number.

13715412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13715412 is an abundant number, since it is smaller than the sum of its proper divisors (18619884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13715412 is a wasteful number, since it uses less digits than its factorization.

13715412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11887 (or 11885 counting only the distinct ones).

The product of its digits is 840, while the sum is 24.

The square root of 13715412 is about 3703.4324619196. The cubic root of 13715412 is about 239.3699446289.

The spelling of 13715412 in words is "thirteen million, seven hundred fifteen thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 97 194 291 388 582 1164 11783 23566 35349 47132 70698 141396 1142951 2285902 3428853 4571804 6857706 13715412