Base | Representation |
---|---|
bin | 11010011011001000… |
… | …011011010100010100 |
3 | 2201020022211101102202 |
4 | 122123020123110110 |
5 | 431101323400200 |
6 | 21011212424032 |
7 | 2023045053242 |
oct | 323310332424 |
9 | 81208741382 |
10 | 28372481300 |
11 | 1103a587159 |
12 | 55b9a78018 |
13 | 28a2145897 |
14 | 153222d792 |
15 | b10ce11d5 |
hex | 69b21b514 |
28372481300 has 36 divisors (see below), whose sum is σ = 61628110236. Its totient is φ = 11337964800.
The previous prime is 28372481297. The next prime is 28372481311. The reversal of 28372481300 is 318427382.
It can be written as a sum of positive squares in 6 ways, for example, as 1227941764 + 27144539536 = 35042^2 + 164756^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34031 + ... + 240630.
It is an arithmetic number, because the mean of its divisors is an integer number (1711891951).
Almost surely, 228372481300 is an apocalyptic number.
28372481300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28372481300 is an abundant number, since it is smaller than the sum of its proper divisors (33255628936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28372481300 is a wasteful number, since it uses less digits than its factorization.
28372481300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 275708 (or 275701 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 38.
The spelling of 28372481300 in words is "twenty-eight billion, three hundred seventy-two million, four hundred eighty-one thousand, three hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.099 sec. • engine limits •