Base | Representation |
---|---|
bin | 101000111110100110… |
… | …1011001001010110000 |
3 | 22102010212112122002011 |
4 | 1101331031121022300 |
5 | 2420211000241010 |
6 | 104232053332304 |
7 | 6233502506440 |
oct | 1217515311260 |
9 | 272125478064 |
10 | 88000008880 |
11 | 34358790173 |
12 | 1507b037094 |
13 | 83b567bc94 |
14 | 438b446120 |
15 | 24509bba8a |
hex | 147d3592b0 |
88000008880 has 160 divisors (see below), whose sum is σ = 240432611328. Its totient is φ = 29324851200.
The previous prime is 88000008869. The next prime is 88000008881. The reversal of 88000008880 is 8880000088.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is not an unprimeable number, because it can be changed into a prime (88000008881) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6215089 + ... + 6229231.
Almost surely, 288000008880 is an apocalyptic number.
88000008880 is a gapful number since it is divisible by the number (80) 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 88000008880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120216305664).
88000008880 is an abundant number, since it is smaller than the sum of its proper divisors (152432602448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88000008880 is a wasteful number, since it uses less digits than its factorization.
88000008880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14475 (or 14469 counting only the distinct ones).
The product of its (nonzero) digits is 32768, while the sum is 40.
The spelling of 88000008880 in words is "eighty-eight billion, eight thousand, eight hundred eighty".
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