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13942952 = 234142509
BaseRepresentation
bin110101001100…
…000010101000
3222020101010122
4311030002220
512032133302
61214502412
7226341002
oct65140250
928211118
1013942952
117963601
124804a08
132b7248a
141bcd372
1513563a2
hexd4c0a8

13942952 has 16 divisors (see below), whose sum is σ = 26781300. Its totient is φ = 6801280.

The previous prime is 13942937. The next prime is 13942961. The reversal of 13942952 is 25924931.

It can be written as a sum of positive squares in 2 ways, for example, as 13942756 + 196 = 3734^2 + 14^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20927 + ... + 21582.

Almost surely, 213942952 is an apocalyptic number.

It is an amenable number.

13942952 is a deficient number, since it is larger than the sum of its proper divisors (12838348).

13942952 is a wasteful number, since it uses less digits than its factorization.

13942952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42556 (or 42552 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 13942952 is about 3734.0262452211. The cubic root of 13942952 is about 240.6864145707.

The spelling of 13942952 in words is "thirteen million, nine hundred forty-two thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 41 82 164 328 42509 85018 170036 340072 1742869 3485738 6971476 13942952