Base | Representation |
---|---|
bin | 10000101110011111… |
… | …10001100111010000 |
3 | 212011211100112000020 |
4 | 20113033301213100 |
5 | 121342331232221 |
6 | 4043023223440 |
7 | 435350165253 |
oct | 102717614720 |
9 | 25154315006 |
10 | 8979945936 |
11 | 3898a44325 |
12 | 18a7447b80 |
13 | b0157b3a0 |
14 | 6128b509a |
15 | 378569ac6 |
hex | 2173f19d0 |
8979945936 has 160 divisors (see below), whose sum is σ = 26676959232. Its totient is φ = 2581286400.
The previous prime is 8979945929. The next prime is 8979945967. The reversal of 8979945936 is 6395499798.
8979945936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (69).
It is a congruent number.
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 31 ways as a sum of consecutive naturals, for example, 609861 + ... + 624411.
Almost surely, 28979945936 is an apocalyptic number.
8979945936 is a gapful number since it is divisible by the number (86) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8979945936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13338479616).
8979945936 is an abundant number, since it is smaller than the sum of its proper divisors (17697013296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8979945936 is a wasteful number, since it uses less digits than its factorization.
8979945936 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14641 (or 14635 counting only the distinct ones).
The product of its digits is 132269760, while the sum is 69.
The square root of 8979945936 is about 94762.5766639975. The cubic root of 8979945936 is about 2078.5377061849.
The spelling of 8979945936 in words is "eight billion, nine hundred seventy-nine million, nine hundred forty-five thousand, nine hundred thirty-six".
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