Base | Representation |
---|---|
bin | 11010011000110011… |
… | …000101010000000100 |
3 | 2201010121011100221200 |
4 | 122120303011100010 |
5 | 431011313101320 |
6 | 21003253342500 |
7 | 2022061225620 |
oct | 323063052004 |
9 | 81117140850 |
10 | 28333331460 |
11 | 1101a477315 |
12 | 55a8937a30 |
13 | 2896cb8cb5 |
14 | 152ad5c180 |
15 | b0c65b290 |
hex | 698cc5404 |
28333331460 has 72 divisors (see below), whose sum is σ = 98222220096. Its totient is φ = 6476189760.
The previous prime is 28333331417. The next prime is 28333331461. The reversal of 28333331460 is 6413333382.
28333331460 is a `hidden beast` number, since 2 + 8 + 3 + 333 + 314 + 6 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (28333331461) 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, 11242126 + ... + 11244645.
Almost surely, 228333331460 is an apocalyptic number.
28333331460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28333331460 is an abundant number, since it is smaller than the sum of its proper divisors (69888888636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28333331460 is a wasteful number, since it uses less digits than its factorization.
28333331460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22486793 (or 22486788 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 36.
The spelling of 28333331460 in words is "twenty-eight billion, three hundred thirty-three million, three hundred thirty-one thousand, four hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •