Base | Representation |
---|---|
bin | 1011111001001… |
… | …1101000111000 |
3 | 10110212120012022 |
4 | 2332103220320 |
5 | 100232402200 |
6 | 4541134012 |
7 | 1144016324 |
oct | 276235070 |
9 | 113776168 |
10 | 49887800 |
11 | 26184496 |
12 | 1485a308 |
13 | a449311 |
14 | 68a8984 |
15 | 45a6885 |
hex | 2f93a38 |
49887800 has 24 divisors (see below), whose sum is σ = 115989600. Its totient is φ = 19955040.
The previous prime is 49887797. The next prime is 49887811. The reversal of 49887800 is 878894.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124520 + ... + 124919.
It is an arithmetic number, because the mean of its divisors is an integer number (4832900).
Almost surely, 249887800 is an apocalyptic number.
49887800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
49887800 is an abundant number, since it is smaller than the sum of its proper divisors (66101800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49887800 is a wasteful number, since it uses less digits than its factorization.
49887800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249455 (or 249446 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 44.
The square root of 49887800 is about 7063.1296179527. The cubic root of 49887800 is about 368.1273779276.
The spelling of 49887800 in words is "forty-nine million, eight hundred eighty-seven thousand, eight hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •