Base | Representation |
---|---|
bin | 110000100000… |
… | …010000110000 |
3 | 212220222210000 |
4 | 300200100300 |
5 | 11223340211 |
6 | 1132310000 |
7 | 213035064 |
oct | 60402060 |
9 | 25828700 |
10 | 12715056 |
11 | 71a5012 |
12 | 4312300 |
13 | 2832603 |
14 | 198daa4 |
15 | 11b2656 |
hex | c20430 |
12715056 has 50 divisors (see below), whose sum is σ = 36804812. Its totient is φ = 4237920.
The previous prime is 12715037. The next prime is 12715063. The reversal of 12715056 is 65051721.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3610 + ... + 6201.
Almost surely, 212715056 is an apocalyptic number.
12715056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12715056 is an abundant number, since it is smaller than the sum of its proper divisors (24089756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12715056 is an equidigital number, since it uses as much as digits as its factorization.
12715056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9831 (or 9816 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 27.
The square root of 12715056 is about 3565.8177182801. The cubic root of 12715056 is about 233.4028164951.
Adding to 12715056 its reverse (65051721), we get a palindrome (77766777).
The spelling of 12715056 in words is "twelve million, seven hundred fifteen thousand, fifty-six".
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