Base | Representation |
---|---|
bin | 1001100010110… |
… | …00101000010001 |
3 | 12120122012112122 |
4 | 10301120220101 |
5 | 130443223201 |
6 | 11535504025 |
7 | 1661311631 |
oct | 461305021 |
9 | 176565478 |
10 | 80054801 |
11 | 412093a2 |
12 | 22988015 |
13 | 1377c308 |
14 | a8bc6c1 |
15 | 7064e1b |
hex | 4c58a11 |
80054801 has 2 divisors, whose sum is σ = 80054802. Its totient is φ = 80054800.
The previous prime is 80054759. The next prime is 80054813. The reversal of 80054801 is 10845008.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 43573201 + 36481600 = 6601^2 + 6040^2 .
It is a cyclic number.
It is not a de Polignac number, because 80054801 - 214 = 80038417 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (80054851) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40027400 + 40027401.
It is an arithmetic number, because the mean of its divisors is an integer number (40027401).
Almost surely, 280054801 is an apocalyptic number.
It is an amenable number.
80054801 is a deficient number, since it is larger than the sum of its proper divisors (1).
80054801 is an equidigital number, since it uses as much as digits as its factorization.
80054801 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1280, while the sum is 26.
The square root of 80054801 is about 8947.3348545810. The cubic root of 80054801 is about 430.9853031955.
Adding to 80054801 its reverse (10845008), we get a palindrome (90899809).
The spelling of 80054801 in words is "eighty million, fifty-four thousand, eight hundred one".
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