Base | Representation |
---|---|
bin | 101111001111… |
… | …101001100000 |
3 | 212022012211200 |
4 | 233033221200 |
5 | 11132303424 |
6 | 1121241200 |
7 | 210161322 |
oct | 57175140 |
9 | 25265750 |
10 | 12384864 |
11 | 6a99a28 |
12 | 4193200 |
13 | 274822b |
14 | 1905612 |
15 | 11498c9 |
hex | bcfa60 |
12384864 has 36 divisors (see below), whose sum is σ = 35220276. Its totient is φ = 4128192.
The previous prime is 12384859. The next prime is 12384877. The reversal of 12384864 is 46848321.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 21214 + ... + 21789.
It is an arithmetic number, because the mean of its divisors is an integer number (978341).
Almost surely, 212384864 is an apocalyptic number.
It is an amenable number.
12384864 is an abundant number, since it is smaller than the sum of its proper divisors (22835412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12384864 is a wasteful number, since it uses less digits than its factorization.
12384864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43019 (or 43008 counting only the distinct ones).
The product of its digits is 36864, while the sum is 36.
The square root of 12384864 is about 3519.2135485077. The cubic root of 12384864 is about 231.3646907103.
The spelling of 12384864 in words is "twelve million, three hundred eighty-four thousand, eight hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.028 sec. • engine limits •