Base | Representation |
---|---|
bin | 11001101000101… |
… | …11100000100000 |
3 | 112222122220010121 |
4 | 30310113200200 |
5 | 420023214433 |
6 | 33201210024 |
7 | 5220634444 |
oct | 1464274040 |
9 | 488586117 |
10 | 215054368 |
11 | 100435591 |
12 | 60030914 |
13 | 35728609 |
14 | 207c0824 |
15 | 13d2ec2d |
hex | cd17820 |
215054368 has 24 divisors (see below), whose sum is σ = 427142268. Its totient is φ = 106573824.
The previous prime is 215054339. The next prime is 215054383. The reversal of 215054368 is 863450512.
It can be written as a sum of positive squares in 2 ways, for example, as 203575824 + 11478544 = 14268^2 + 3388^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26121 + ... + 33352.
Almost surely, 2215054368 is an apocalyptic number.
It is an amenable number.
215054368 is a deficient number, since it is larger than the sum of its proper divisors (212087900).
215054368 is a wasteful number, since it uses less digits than its factorization.
215054368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59596 (or 59588 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 34.
The square root of 215054368 is about 14664.7321148393. The cubic root of 215054368 is about 599.1231339490.
The spelling of 215054368 in words is "two hundred fifteen million, fifty-four thousand, three hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •