Base | Representation |
---|---|
bin | 110000010000… |
… | …101100100000 |
3 | 212210202022112 |
4 | 300100230200 |
5 | 11214320141 |
6 | 1131054452 |
7 | 212351150 |
oct | 60205440 |
9 | 25722275 |
10 | 12651296 |
11 | 7161119 |
12 | 42a1428 |
13 | 280c598 |
14 | 1974760 |
15 | 119d7eb |
hex | c10b20 |
12651296 has 24 divisors (see below), whose sum is σ = 28465920. Its totient is φ = 5421888.
The previous prime is 12651293. The next prime is 12651313. The reversal of 12651296 is 69215621.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12651293) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28016 + ... + 28463.
It is an arithmetic number, because the mean of its divisors is an integer number (1186080).
Almost surely, 212651296 is an apocalyptic number.
12651296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12651296 is an abundant number, since it is smaller than the sum of its proper divisors (15814624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12651296 is an equidigital number, since it uses as much as digits as its factorization.
12651296 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56496 (or 56488 counting only the distinct ones).
The product of its digits is 6480, while the sum is 32.
The square root of 12651296 is about 3556.8660362741. The cubic root of 12651296 is about 233.0120275985.
The spelling of 12651296 in words is "twelve million, six hundred fifty-one thousand, two hundred ninety-six".
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