Base | Representation |
---|---|
bin | 111110000000001… |
… | …1010001010000000 |
3 | 12100222210102122221 |
4 | 1330000122022000 |
5 | 13230100410140 |
6 | 542235540424 |
7 | 102361542646 |
oct | 17400321200 |
9 | 5328712587 |
10 | 2080481920 |
11 | 978417950 |
12 | 4a08ba714 |
13 | 272045bba |
14 | 15a449196 |
15 | c29ae14a |
hex | 7c01a280 |
2080481920 has 128 divisors (see below), whose sum is σ = 5601415680. Its totient is φ = 732057600.
The previous prime is 2080481873. The next prime is 2080481929. The reversal of 2080481920 is 291840802.
It is a tau number, because it is divible by the number of its divisors (128).
It is not an unprimeable number, because it can be changed into a prime (2080481929) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213474 + ... + 223006.
It is an arithmetic number, because the mean of its divisors is an integer number (43761060).
Almost surely, 22080481920 is an apocalyptic number.
2080481920 is a gapful number since it is divisible by the number (20) 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 2080481920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2800707840).
2080481920 is an abundant number, since it is smaller than the sum of its proper divisors (3520933760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2080481920 is a wasteful number, since it uses less digits than its factorization.
2080481920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9594 (or 9582 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 34.
The square root of 2080481920 is about 45612.3000954786. The cubic root of 2080481920 is about 1276.5994373025.
The spelling of 2080481920 in words is "two billion, eighty million, four hundred eighty-one thousand, nine hundred twenty".
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