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12137080 = 2352910463
BaseRepresentation
bin101110010011…
…001001111000
3211211121221111
4232103021320
511101341310
61112050104
7205110034
oct56231170
924747844
1012137080
11693a84a
124093934
13268c507
14187d1c4
1510eb28a
hexb93278

12137080 has 32 divisors (see below), whose sum is σ = 28252800. Its totient is φ = 4686976.

The previous prime is 12137039. The next prime is 12137087. The reversal of 12137080 is 8073121.

12137080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12137087) 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, 4072 + ... + 6391.

It is an arithmetic number, because the mean of its divisors is an integer number (882900).

Almost surely, 212137080 is an apocalyptic number.

12137080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12137080 is an abundant number, since it is smaller than the sum of its proper divisors (16115720).

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

12137080 is a wasteful number, since it uses less digits than its factorization.

12137080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10503 (or 10499 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 12137080 is about 3483.8312243850. The cubic root of 12137080 is about 229.8113134273.

The spelling of 12137080 in words is "twelve million, one hundred thirty-seven thousand, eighty".

Divisors: 1 2 4 5 8 10 20 29 40 58 116 145 232 290 580 1160 10463 20926 41852 52315 83704 104630 209260 303427 418520 606854 1213708 1517135 2427416 3034270 6068540 12137080