Base | Representation |
---|---|
bin | 11101101011101… |
… | …00000101001110 |
3 | 122100111220022010 |
4 | 32311310011032 |
5 | 1002220103412 |
6 | 40412402050 |
7 | 6112235325 |
oct | 1665640516 |
9 | 570456263 |
10 | 248987982 |
11 | 1186023a1 |
12 | 6b476326 |
13 | 3c779b89 |
14 | 250d50bc |
15 | 16cd433c |
hex | ed7414e |
248987982 has 32 divisors (see below), whose sum is σ = 503967744. Its totient is φ = 82004000.
The previous prime is 248987971. The next prime is 248988007. The reversal of 248987982 is 289789842.
248987982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190732 + ... + 192032.
It is an arithmetic number, because the mean of its divisors is an integer number (15748992).
Almost surely, 2248987982 is an apocalyptic number.
248987982 is an abundant number, since it is smaller than the sum of its proper divisors (254979762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
248987982 is a wasteful number, since it uses less digits than its factorization.
248987982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1664.
The product of its digits is 4644864, while the sum is 57.
The square root of 248987982 is about 15779.3530285624. The cubic root of 248987982 is about 629.1093334967.
The spelling of 248987982 in words is "two hundred forty-eight million, nine hundred eighty-seven thousand, nine hundred eighty-two".
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