Base | Representation |
---|---|
bin | 10000101010111010… |
… | …10100101011101100 |
3 | 212002201220012202010 |
4 | 20111131110223230 |
5 | 121312141134040 |
6 | 4040032201220 |
7 | 434534155224 |
oct | 102535245354 |
9 | 25081805663 |
10 | 8949943020 |
11 | 3883011727 |
12 | 1899399210 |
13 | ac82a4c95 |
14 | 60c905084 |
15 | 375adee80 |
hex | 215754aec |
8949943020 has 48 divisors (see below), whose sum is σ = 25152357888. Its totient is φ = 2377840320.
The previous prime is 8949943003. The next prime is 8949943069. The reversal of 8949943020 is 203499498.
8949943020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×89499430202 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258954 + ... + 291473.
It is an arithmetic number, because the mean of its divisors is an integer number (524007456).
Almost surely, 28949943020 is an apocalyptic number.
It is an amenable number.
8949943020 is an abundant number, since it is smaller than the sum of its proper divisors (16202414868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8949943020 is a wasteful number, since it uses less digits than its factorization.
8949943020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 550710 (or 550708 counting only the distinct ones).
The product of its (nonzero) digits is 559872, while the sum is 48.
The square root of 8949943020 is about 94604.1384929856. The cubic root of 8949943020 is about 2076.2202544368.
The spelling of 8949943020 in words is "eight billion, nine hundred forty-nine million, nine hundred forty-three thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •