Base | Representation |
---|---|
bin | 110000101000… |
… | …100000011000 |
3 | 212222201002200 |
4 | 300220200120 |
5 | 11230430244 |
6 | 1133130200 |
7 | 213235404 |
oct | 60504030 |
9 | 25881080 |
10 | 12748824 |
11 | 7218420 |
12 | 4329960 |
13 | 2844aaa |
14 | 199c104 |
15 | 11bc669 |
hex | c28818 |
12748824 has 48 divisors (see below), whose sum is σ = 37669320. Its totient is φ = 3863040.
The previous prime is 12748811. The next prime is 12748837. The reversal of 12748824 is 42884721.
It is an interprime number because it is at equal distance from previous prime (12748811) and next prime (12748837).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 7257 + ... + 8840.
Almost surely, 212748824 is an apocalyptic number.
It is an amenable number.
12748824 is an abundant number, since it is smaller than the sum of its proper divisors (24920496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12748824 is a wasteful number, since it uses less digits than its factorization.
12748824 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16120 (or 16113 counting only the distinct ones).
The product of its digits is 28672, while the sum is 36.
The square root of 12748824 is about 3570.5495375362. The cubic root of 12748824 is about 233.6092536367.
The spelling of 12748824 in words is "twelve million, seven hundred forty-eight thousand, eight hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •