Base | Representation |
---|---|
bin | 110000011010… |
… | …110100011100 |
3 | 212212212012101 |
4 | 300122310130 |
5 | 11222132024 |
6 | 1132014444 |
7 | 212613100 |
oct | 60326434 |
9 | 25785171 |
10 | 12692764 |
11 | 718a297 |
12 | 4301424 |
13 | 2825416 |
14 | 1985900 |
15 | 11aac44 |
hex | c1ad1c |
12692764 has 36 divisors (see below), whose sum is σ = 26685120. Its totient is φ = 5261760.
The previous prime is 12692753. The next prime is 12692777. The reversal of 12692764 is 46729621.
It is a super-2 number, since 2×126927642 = 322212515919392, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5032 + ... + 7120.
Almost surely, 212692764 is an apocalyptic number.
12692764 is a gapful number since it is divisible by the number (14) 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 12692764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13342560).
12692764 is an abundant number, since it is smaller than the sum of its proper divisors (13992356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12692764 is a wasteful number, since it uses less digits than its factorization.
12692764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2138 (or 2129 counting only the distinct ones).
The product of its digits is 36288, while the sum is 37.
The square root of 12692764 is about 3562.6905563071. The cubic root of 12692764 is about 233.2663363205.
It can be divided in two parts, 12692 and 764, that added together give a square (13456 = 1162).
The spelling of 12692764 in words is "twelve million, six hundred ninety-two thousand, seven hundred sixty-four".
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