Base | Representation |
---|---|
bin | 1100111100011… |
… | …0111001110001 |
3 | 10210011022201211 |
4 | 3033012321301 |
5 | 102344321311 |
6 | 5215400121 |
7 | 1226321644 |
oct | 317067161 |
9 | 123138654 |
10 | 54292081 |
11 | 28712498 |
12 | 16223041 |
13 | b32bbbc |
14 | 72d3a5b |
15 | 4b76821 |
hex | 33c6e71 |
54292081 has 2 divisors, whose sum is σ = 54292082. Its totient is φ = 54292080.
The previous prime is 54292079. The next prime is 54292099. The reversal of 54292081 is 18029245.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 50126400 + 4165681 = 7080^2 + 2041^2 .
It is a cyclic number.
It is not a de Polignac number, because 54292081 - 21 = 54292079 is a prime.
It is a super-2 number, since 2×542920812 = 5895260118621122, which contains 22 as substring.
Together with 54292079, it forms a pair of twin primes.
It is a Chen prime.
It is a weakly prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27146040 + 27146041.
It is an arithmetic number, because the mean of its divisors is an integer number (27146041).
Almost surely, 254292081 is an apocalyptic number.
It is an amenable number.
54292081 is a deficient number, since it is larger than the sum of its proper divisors (1).
54292081 is an equidigital number, since it uses as much as digits as its factorization.
54292081 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5760, while the sum is 31.
The square root of 54292081 is about 7368.3160219958. The cubic root of 54292081 is about 378.6565695906.
The spelling of 54292081 in words is "fifty-four million, two hundred ninety-two thousand, eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •