Base | Representation |
---|---|
bin | 10110100101111000… |
… | …01101000011010000 |
3 | 1011022021201120212111 |
4 | 23102330031003100 |
5 | 144320001311143 |
6 | 5323313035104 |
7 | 606365135632 |
oct | 132274150320 |
9 | 34267646774 |
10 | 12128932048 |
11 | 5164514192 |
12 | 2425b55a94 |
13 | 11b3a9818c |
14 | 830bc0a52 |
15 | 4aec3c99d |
hex | 2d2f0d0d0 |
12128932048 has 40 divisors (see below), whose sum is σ = 24023962368. Its totient is φ = 5929460352.
The previous prime is 12128932043. The next prime is 12128932061. The reversal of 12128932048 is 84023982121.
It is a super-2 number, since 2×121289320482 (a number of 21 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 12128932048.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12128932043) 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, 791790 + ... + 806962.
Almost surely, 212128932048 is an apocalyptic number.
It is an amenable number.
12128932048 is a deficient number, since it is larger than the sum of its proper divisors (11895030320).
12128932048 is a wasteful number, since it uses less digits than its factorization.
12128932048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16291 (or 16285 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 40.
The spelling of 12128932048 in words is "twelve billion, one hundred twenty-eight million, nine hundred thirty-two thousand, forty-eight".
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