Base | Representation |
---|---|
bin | 1001100111100… |
… | …11010001100011 |
3 | 12121211101102212 |
4 | 10303303101203 |
5 | 131124010402 |
6 | 12001232335 |
7 | 1666560434 |
oct | 463632143 |
9 | 177741385 |
10 | 80688227 |
11 | 41601294 |
12 | 230326ab |
13 | 13941719 |
14 | aa0548b |
15 | 713c952 |
hex | 4cf3463 |
80688227 has 2 divisors, whose sum is σ = 80688228. Its totient is φ = 80688226.
The previous prime is 80688203. The next prime is 80688233. The reversal of 80688227 is 72288608.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-80688227 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (80688277) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40344113 + 40344114.
It is an arithmetic number, because the mean of its divisors is an integer number (40344114).
Almost surely, 280688227 is an apocalyptic number.
80688227 is a deficient number, since it is larger than the sum of its proper divisors (1).
80688227 is an equidigital number, since it uses as much as digits as its factorization.
80688227 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 86016, while the sum is 41.
The square root of 80688227 is about 8982.6625785454. The cubic root of 80688227 is about 432.1190283438.
The spelling of 80688227 in words is "eighty million, six hundred eighty-eight thousand, two hundred twenty-seven".
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