Base | Representation |
---|---|
bin | 1100111011010… |
… | …1100011100101 |
3 | 10210000201021021 |
4 | 3032311203211 |
5 | 102340033104 |
6 | 5214051141 |
7 | 1225604542 |
oct | 316654345 |
9 | 123021237 |
10 | 54221029 |
11 | 28674075 |
12 | 161a9ab1 |
13 | b305765 |
14 | 72b5bc9 |
15 | 4b60754 |
hex | 33b58e5 |
54221029 has 2 divisors, whose sum is σ = 54221030. Its totient is φ = 54221028.
The previous prime is 54220997. The next prime is 54221047. The reversal of 54221029 is 92012245.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 53217025 + 1004004 = 7295^2 + 1002^2 .
It is a cyclic number.
It is not a de Polignac number, because 54221029 - 25 = 54220997 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 54220994 and 54221012.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54221099) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27110514 + 27110515.
It is an arithmetic number, because the mean of its divisors is an integer number (27110515).
Almost surely, 254221029 is an apocalyptic number.
It is an amenable number.
54221029 is a deficient number, since it is larger than the sum of its proper divisors (1).
54221029 is an equidigital number, since it uses as much as digits as its factorization.
54221029 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 54221029 is about 7363.4929890644. The cubic root of 54221029 is about 378.4913149704.
The spelling of 54221029 in words is "fifty-four million, two hundred twenty-one thousand, twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •