Base | Representation |
---|---|
bin | 1101000111111100101011… |
… | …11100011000010011010000 |
3 | 10210012000201221221001001200 |
4 | 12203332111330120103100 |
5 | 12240322100112121214 |
6 | 141214141331231200 |
7 | 6036044432001405 |
oct | 643762574302320 |
9 | 123160657831050 |
10 | 28860400895184 |
11 | 9217699a09561 |
12 | 32a1409a48500 |
13 | 13146a7677611 |
14 | 71abcaa702ac |
15 | 350ad2b2ed09 |
hex | 1a3f95f184d0 |
28860400895184 has 30 divisors (see below), whose sum is σ = 80769038616786. Its totient is φ = 9620133631680.
The previous prime is 28860400895167. The next prime is 28860400895197. The reversal of 28860400895184 is 48159800406882.
28860400895184 is a `hidden beast` number, since 2 + 8 + 8 + 60 + 400 + 8 + 95 + 1 + 84 = 666.
It can be written as a sum of positive squares in only one way, i.e., 23726913776784 + 5133487118400 = 4871028^2 + 2265720^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100209725187 + ... + 100209725474.
Almost surely, 228860400895184 is an apocalyptic number.
28860400895184 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
28860400895184 is an abundant number, since it is smaller than the sum of its proper divisors (51908637721602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28860400895184 is a wasteful number, since it uses less digits than its factorization.
28860400895184 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 200419450675 (or 200419450666 counting only the distinct ones).
The product of its (nonzero) digits is 35389440, while the sum is 63.
The spelling of 28860400895184 in words is "twenty-eight trillion, eight hundred sixty billion, four hundred million, eight hundred ninety-five thousand, one hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •