Base | Representation |
---|---|
bin | 10000001111100000… |
… | …11111101111110000 |
3 | 211111201101101000000 |
4 | 20013300133233300 |
5 | 120324320304143 |
6 | 4001141430000 |
7 | 426043345140 |
oct | 100760375760 |
9 | 24451341000 |
10 | 8720088048 |
11 | 3775298241 |
12 | 183440b300 |
13 | a8c796a19 |
14 | 5ca190920 |
15 | 360839bd3 |
hex | 207c1fbf0 |
8720088048 has 140 divisors (see below), whose sum is σ = 28950177328. Its totient is φ = 2491430400.
The previous prime is 8720088037. The next prime is 8720088067. The reversal of 8720088048 is 8408800278.
It is a junction number, because it is equal to n+sod(n) for n = 8720087994 and 8720088012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 28248 + ... + 135048.
Almost surely, 28720088048 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 8720088048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14475088664).
8720088048 is an abundant number, since it is smaller than the sum of its proper divisors (20230089280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8720088048 is a wasteful number, since it uses less digits than its factorization.
8720088048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106834 (or 106813 counting only the distinct ones).
The product of its (nonzero) digits is 229376, while the sum is 45.
The square root of 8720088048 is about 93381.4116834823. The cubic root of 8720088048 is about 2058.2918607906.
The spelling of 8720088048 in words is "eight billion, seven hundred twenty million, eighty-eight thousand, forty-eight".
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