Base | Representation |
---|---|
bin | 110000001111… |
… | …111010001011 |
3 | 212210120220020 |
4 | 300033322023 |
5 | 11214214300 |
6 | 1131031523 |
7 | 212335566 |
oct | 60177213 |
9 | 25716806 |
10 | 12648075 |
11 | 7159760 |
12 | 429b5a3 |
13 | 280ac8b |
14 | 19734dd |
15 | 119c8a0 |
hex | c0fe8b |
12648075 has 24 divisors (see below), whose sum is σ = 22814016. Its totient is φ = 6132000.
The previous prime is 12648073. The next prime is 12648107. The reversal of 12648075 is 57084621.
It is not a de Polignac number, because 12648075 - 21 = 12648073 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (12648073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6841 + ... + 8490.
It is an arithmetic number, because the mean of its divisors is an integer number (950584).
Almost surely, 212648075 is an apocalyptic number.
12648075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12648075 is a deficient number, since it is larger than the sum of its proper divisors (10165941).
12648075 is a wasteful number, since it uses less digits than its factorization.
12648075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15355 (or 15350 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 33.
The square root of 12648075 is about 3556.4132212104. The cubic root of 12648075 is about 232.9922510885.
It can be divided in two parts, 1264 and 8075, that added together give a palindrome (9339).
The spelling of 12648075 in words is "twelve million, six hundred forty-eight thousand, seventy-five".
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