Base | Representation |
---|---|
bin | 101110010011… |
… | …001111101010 |
3 | 211211122110012 |
4 | 232103033222 |
5 | 11101344300 |
6 | 1112051522 |
7 | 205111103 |
oct | 56231752 |
9 | 24748405 |
10 | 12137450 |
11 | 6940056 |
12 | 4093ba2 |
13 | 268c730 |
14 | 187d3aa |
15 | 10eb435 |
hex | b933ea |
12137450 has 48 divisors (see below), whose sum is σ = 24748416. Its totient is φ = 4401600.
The previous prime is 12137449. The next prime is 12137459. The reversal of 12137450 is 5473121.
It is not an unprimeable number, because it can be changed into a prime (12137459) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46019 + ... + 46281.
It is an arithmetic number, because the mean of its divisors is an integer number (515592).
Almost surely, 212137450 is an apocalyptic number.
12137450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12137450 is an abundant number, since it is smaller than the sum of its proper divisors (12610966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12137450 is a wasteful number, since it uses less digits than its factorization.
12137450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 359 (or 354 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 12137450 is about 3483.8843264379. The cubic root of 12137450 is about 229.8136486766.
The spelling of 12137450 in words is "twelve million, one hundred thirty-seven thousand, four hundred fifty".
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