Base | Representation |
---|---|
bin | 110000101110… |
… | …110100000100 |
3 | 220001000112120 |
4 | 300232310010 |
5 | 11232242120 |
6 | 1133445540 |
7 | 213403623 |
oct | 60566404 |
9 | 26030476 |
10 | 12774660 |
11 | 7235878 |
12 | 43408b0 |
13 | 2853792 |
14 | 19a76ba |
15 | 11c5140 |
hex | c2ed04 |
12774660 has 48 divisors (see below), whose sum is σ = 37328256. Its totient is φ = 3258112.
The previous prime is 12774649. The next prime is 12774661. The reversal of 12774660 is 6647721.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12774661) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3249 + ... + 6008.
It is an arithmetic number, because the mean of its divisors is an integer number (777672).
Almost surely, 212774660 is an apocalyptic number.
12774660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12774660 is an abundant number, since it is smaller than the sum of its proper divisors (24553596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12774660 is a wasteful number, since it uses less digits than its factorization.
12774660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9292 (or 9290 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 33.
The square root of 12774660 is about 3574.1656369005. The cubic root of 12774660 is about 233.7669533111.
The spelling of 12774660 in words is "twelve million, seven hundred seventy-four thousand, six hundred sixty".
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