Base | Representation |
---|---|
bin | 1000011111010101… |
… | …1011011001110000 |
3 | 12212211012122022000 |
4 | 2013311123121300 |
5 | 14131401230112 |
6 | 1014045214000 |
7 | 110321404611 |
oct | 20765333160 |
9 | 5784178260 |
10 | 2278930032 |
11 | a6a43a955 |
12 | 537261300 |
13 | 2a41a8a12 |
14 | 178945c08 |
15 | d510d7dc |
hex | 87d5b670 |
2278930032 has 160 divisors (see below), whose sum is σ = 6785280000. Its totient is φ = 731566080.
The previous prime is 2278930009. The next prime is 2278930051. The reversal of 2278930032 is 2300398722.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 5075344 + ... + 5075792.
It is an arithmetic number, because the mean of its divisors is an integer number (42408000).
Almost surely, 22278930032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2278930032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3392640000).
2278930032 is an abundant number, since it is smaller than the sum of its proper divisors (4506349968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2278930032 is a wasteful number, since it uses less digits than its factorization.
2278930032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 876 (or 864 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The square root of 2278930032 is about 47738.1402235152. The cubic root of 2278930032 is about 1315.9629550767.
The spelling of 2278930032 in words is "two billion, two hundred seventy-eight million, nine hundred thirty thousand, thirty-two".
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