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13907082 = 237247303
BaseRepresentation
bin110101000011…
…010010001010
3222011112221010
4311003102022
512030011312
61214024350
7226131300
oct65032212
928145833
1013907082
117939662
1247a80b6
132b5c057
141bc0270
15134a93c
hexd4348a

13907082 has 24 divisors (see below), whose sum is σ = 32355936. Its totient is φ = 3973368.

The previous prime is 13907063. The next prime is 13907087. The reversal of 13907082 is 28070931.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13907087) 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, 23358 + ... + 23945.

It is an arithmetic number, because the mean of its divisors is an integer number (1348164).

Almost surely, 213907082 is an apocalyptic number.

13907082 is an abundant number, since it is smaller than the sum of its proper divisors (18448854).

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

13907082 is a wasteful number, since it uses less digits than its factorization.

13907082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47322 (or 47315 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 13907082 is about 3729.2200256890. The cubic root of 13907082 is about 240.4798386172.

The spelling of 13907082 in words is "thirteen million, nine hundred seven thousand, eighty-two".

Divisors: 1 2 3 6 7 14 21 42 49 98 147 294 47303 94606 141909 283818 331121 662242 993363 1986726 2317847 4635694 6953541 13907082