Base | Representation |
---|---|
bin | 1011011001110… |
… | …0111110001000 |
3 | 10022222221212201 |
4 | 2312130332020 |
5 | 44221010442 |
6 | 4425045544 |
7 | 1120352530 |
oct | 266347610 |
9 | 108887781 |
10 | 47828872 |
11 | 24aa85a3 |
12 | 140268b4 |
13 | 9ba8110 |
14 | 64d04c0 |
15 | 42eb7b7 |
hex | 2d9cf88 |
47828872 has 32 divisors (see below), whose sum is σ = 110376000. Its totient is φ = 18921024.
The previous prime is 47828861. The next prime is 47828887. The reversal of 47828872 is 27882874.
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32122 + ... + 33577.
It is an arithmetic number, because the mean of its divisors is an integer number (3449250).
Almost surely, 247828872 is an apocalyptic number.
It is an amenable number.
47828872 is an abundant number, since it is smaller than the sum of its proper divisors (62547128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47828872 is a wasteful number, since it uses less digits than its factorization.
47828872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65725 (or 65721 counting only the distinct ones).
The product of its digits is 401408, while the sum is 46.
The square root of 47828872 is about 6915.8421034607. The cubic root of 47828872 is about 362.9917151107.
The spelling of 47828872 in words is "forty-seven million, eight hundred twenty-eight thousand, eight hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •