Base | Representation |
---|---|
bin | 110001100101… |
… | …100110001000 |
3 | 220110102100020 |
4 | 301211212020 |
5 | 11311432143 |
6 | 1142340440 |
7 | 215330046 |
oct | 61454610 |
9 | 26412306 |
10 | 12999048 |
11 | 7379417 |
12 | 442a720 |
13 | 290195a |
14 | 1a25396 |
15 | 121b883 |
hex | c65988 |
12999048 has 32 divisors (see below), whose sum is σ = 33912000. Its totient is φ = 4144448.
The previous prime is 12999043. The next prime is 12999053. The reversal of 12999048 is 84099921.
It is an interprime number because it is at equal distance from previous prime (12999043) and next prime (12999053).
It is not an unprimeable number, because it can be changed into a prime (12999043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11223 + ... + 12326.
It is an arithmetic number, because the mean of its divisors is an integer number (1059750).
Almost surely, 212999048 is an apocalyptic number.
It is an amenable number.
12999048 is an abundant number, since it is smaller than the sum of its proper divisors (20912952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12999048 is a wasteful number, since it uses less digits than its factorization.
12999048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23581 (or 23577 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 42.
The square root of 12999048 is about 3605.4192544002. The cubic root of 12999048 is about 235.1277289637.
The spelling of 12999048 in words is "twelve million, nine hundred ninety-nine thousand, forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •