Base | Representation |
---|---|
bin | 101110000111… |
… | …000100000000 |
3 | 211202010000010 |
4 | 232013010000 |
5 | 11043300202 |
6 | 1111024520 |
7 | 204512451 |
oct | 56070400 |
9 | 24663003 |
10 | 12087552 |
11 | 6906614 |
12 | 406b140 |
13 | 2672ac9 |
14 | 1869128 |
15 | 10db76c |
hex | b87100 |
12087552 has 36 divisors (see below), whose sum is σ = 32172560. Its totient is φ = 4028928.
The previous prime is 12087547. The next prime is 12087571. The reversal of 12087552 is 25578021.
It is a super-2 number, since 2×120875522 = 292217826705408, which contains 22 as substring.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a nialpdrome in base 16.
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, 7102 + ... + 8637.
Almost surely, 212087552 is an apocalyptic number.
12087552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12087552 is an abundant number, since it is smaller than the sum of its proper divisors (20085008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12087552 is an equidigital number, since it uses as much as digits as its factorization.
12087552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15758 (or 15744 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 30.
The square root of 12087552 is about 3476.7156915687. The cubic root of 12087552 is about 229.4982888695.
The spelling of 12087552 in words is "twelve million, eighty-seven thousand, five hundred fifty-two".
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