Base | Representation |
---|---|
bin | 110000101110… |
… | …101101110000 |
3 | 220000222222121 |
4 | 300232231300 |
5 | 11232234011 |
6 | 1133444024 |
7 | 213402505 |
oct | 60565560 |
9 | 26028877 |
10 | 12774256 |
11 | 7235540 |
12 | 4340614 |
13 | 2853541 |
14 | 19a74ac |
15 | 11c4e71 |
hex | c2eb70 |
12774256 has 40 divisors (see below), whose sum is σ = 27217008. Its totient is φ = 5760000.
The previous prime is 12774241. The next prime is 12774257. The reversal of 12774256 is 65247721.
12774256 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 (12774257) 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, 31656 + ... + 32056.
Almost surely, 212774256 is an apocalyptic number.
12774256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12774256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13608504).
12774256 is an abundant number, since it is smaller than the sum of its proper divisors (14442752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12774256 is a wasteful number, since it uses less digits than its factorization.
12774256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 601 (or 595 counting only the distinct ones).
The product of its digits is 23520, while the sum is 34.
The square root of 12774256 is about 3574.1091197668. The cubic root of 12774256 is about 233.7644889834.
The spelling of 12774256 in words is "twelve million, seven hundred seventy-four thousand, two hundred fifty-six".
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