Base | Representation |
---|---|
bin | 1101000010111… |
… | …0010011011001 |
3 | 10210221211201001 |
4 | 3100232103121 |
5 | 103001344414 |
6 | 5232425001 |
7 | 1233034504 |
oct | 320562331 |
9 | 123854631 |
10 | 54715609 |
11 | 28981713 |
12 | 163a8161 |
13 | b449900 |
14 | 73a413b |
15 | 4c0c074 |
hex | 342e4d9 |
54715609 has 9 divisors (see below), whose sum is σ = 59352573. Its totient is φ = 50417952.
The previous prime is 54715603. The next prime is 54715613. The reversal of 54715609 is 90651745.
The square root of 54715609 is 7397.
It is a perfect power (a square), and thus also a powerful number.
54715609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 25857225 + 28858384 = 5085^2 + 5372^2 .
It is not a de Polignac number, because 54715609 - 27 = 54715481 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54715603) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 95877 + ... + 96445.
Almost surely, 254715609 is an apocalyptic number.
54715609 is the 7397-th square number.
54715609 is the 3699-th centered octagonal number.
It is an amenable number.
54715609 is a deficient number, since it is larger than the sum of its proper divisors (4636964).
54715609 is an frugal number, since it uses more digits than its factorization.
54715609 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1164 (or 582 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 37.
The cubic root of 54715609 is about 379.6386430917.
The spelling of 54715609 in words is "fifty-four million, seven hundred fifteen thousand, six hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •