Base | Representation |
---|---|
bin | 101111010111… |
… | …111001110000 |
3 | 212100221012211 |
4 | 233113321300 |
5 | 11134344142 |
6 | 1122101504 |
7 | 210362020 |
oct | 57277160 |
9 | 25327184 |
10 | 12418672 |
11 | 7012372 |
12 | 41aa894 |
13 | 275a736 |
14 | 1913a80 |
15 | 1154917 |
hex | bd7e70 |
12418672 has 20 divisors (see below), whose sum is σ = 27498736. Its totient is φ = 5322240.
The previous prime is 12418661. The next prime is 12418673. The reversal of 12418672 is 27681421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12418673) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55329 + ... + 55552.
Almost surely, 212418672 is an apocalyptic number.
It is an amenable number.
12418672 is an abundant number, since it is smaller than the sum of its proper divisors (15080064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12418672 is a wasteful number, since it uses less digits than its factorization.
12418672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110896 (or 110890 counting only the distinct ones).
The product of its digits is 5376, while the sum is 31.
The square root of 12418672 is about 3524.0136208590. The cubic root of 12418672 is about 231.5750246254.
The spelling of 12418672 in words is "twelve million, four hundred eighteen thousand, six hundred seventy-two".
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