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13974195 = 351974729
BaseRepresentation
bin110101010011…
…101010110011
3222021221222210
4311103222303
512034133240
61215303203
7226531044
oct65235263
928257883
1013974195
117985024
12481ab03
132b83771
141bda8cb
151360780
hexd53ab3

13974195 has 16 divisors (see below), whose sum is σ = 22476960. Its totient is φ = 7413504.

The previous prime is 13974193. The next prime is 13974199. The reversal of 13974195 is 59147931.

It is a happy number.

It is not a de Polignac number, because 13974195 - 21 = 13974193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13974193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591 + ... + 5319.

It is an arithmetic number, because the mean of its divisors is an integer number (1404810).

Almost surely, 213974195 is an apocalyptic number.

13974195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13974195 is a deficient number, since it is larger than the sum of its proper divisors (8502765).

13974195 is a wasteful number, since it uses less digits than its factorization.

13974195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4934.

The product of its digits is 34020, while the sum is 39.

The square root of 13974195 is about 3738.2074581275. The cubic root of 13974195 is about 240.8660550546.

The spelling of 13974195 in words is "thirteen million, nine hundred seventy-four thousand, one hundred ninety-five".

Divisors: 1 3 5 15 197 591 985 2955 4729 14187 23645 70935 931613 2794839 4658065 13974195