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12137934 = 232022989
BaseRepresentation
bin101110010011…
…010111001110
3211211200010010
4232103113032
511101403214
61112054050
7205112364
oct56232716
924750103
1012137934
116940456
124094326
13268ca13
14187d634
1510eb659
hexb935ce

12137934 has 8 divisors (see below), whose sum is σ = 24275880. Its totient is φ = 4045976.

The previous prime is 12137899. The next prime is 12137953. The reversal of 12137934 is 43973121.

It is a sphenic number, since it is the product of 3 distinct primes.

12137934 is an admirable number.

It is a congruent number.

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, 1011489 + ... + 1011500.

It is an arithmetic number, because the mean of its divisors is an integer number (3034485).

Almost surely, 212137934 is an apocalyptic number.

12137934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12137934 is a wasteful number, since it uses less digits than its factorization.

12137934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022994.

The product of its digits is 4536, while the sum is 30.

The square root of 12137934 is about 3483.9537884421. The cubic root of 12137934 is about 229.8167033634.

The spelling of 12137934 in words is "twelve million, one hundred thirty-seven thousand, nine hundred thirty-four".

Divisors: 1 2 3 6 2022989 4045978 6068967 12137934