Base | Representation |
---|---|
bin | 110001001010… |
… | …010001110000 |
3 | 220020201211221 |
4 | 301022101300 |
5 | 11244342102 |
6 | 1140114424 |
7 | 214352605 |
oct | 61122160 |
9 | 26221757 |
10 | 12887152 |
11 | 7302343 |
12 | 4395a14 |
13 | 2892a45 |
14 | 19d66ac |
15 | 11e8637 |
hex | c4a470 |
12887152 has 20 divisors (see below), whose sum is σ = 25105536. Its totient is φ = 6408320.
The previous prime is 12887131. The next prime is 12887167. The reversal of 12887152 is 25178821.
It is a super-2 number, since 2×128871522 = 332157373342208, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948 + ... + 5164.
Almost surely, 212887152 is an apocalyptic number.
It is an amenable number.
12887152 is a deficient number, since it is larger than the sum of its proper divisors (12218384).
12887152 is a wasteful number, since it uses less digits than its factorization.
12887152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4416 (or 4410 counting only the distinct ones).
The product of its digits is 8960, while the sum is 34.
The square root of 12887152 is about 3589.8679641458. The cubic root of 12887152 is about 234.4511228170.
The spelling of 12887152 in words is "twelve million, eight hundred eighty-seven thousand, one hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •