Base | Representation |
---|---|
bin | 1001101001010… |
… | …10001000000000 |
3 | 12122020210121221 |
4 | 10310222020000 |
5 | 131203203041 |
6 | 12010124424 |
7 | 2001514441 |
oct | 464521000 |
9 | 178223557 |
10 | 80912896 |
11 | 41745069 |
12 | 23120714 |
13 | 139bca6c |
14 | aa632c8 |
15 | 71842d1 |
hex | 4d2a200 |
80912896 has 40 divisors (see below), whose sum is σ = 168721344. Its totient is φ = 38691840.
The previous prime is 80912893. The next prime is 80912903. The reversal of 80912896 is 69821908.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (80912893) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8341 + ... + 15211.
Almost surely, 280912896 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 80912896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84360672).
80912896 is an abundant number, since it is smaller than the sum of its proper divisors (87808448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80912896 is an equidigital number, since it uses as much as digits as its factorization.
80912896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6912 (or 6896 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 43.
The square root of 80912896 is about 8995.1595872447. The cubic root of 80912896 is about 432.5197220004.
The spelling of 80912896 in words is "eighty million, nine hundred twelve thousand, eight hundred ninety-six".
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