Base | Representation |
---|---|
bin | 1100111100110… |
… | …0100001111101 |
3 | 10210012111100121 |
4 | 3033030201331 |
5 | 102401041013 |
6 | 5220054541 |
7 | 1226446105 |
oct | 317144175 |
9 | 123174317 |
10 | 54315133 |
11 | 28728844 |
12 | 16234451 |
13 | b339542 |
14 | 72dc205 |
15 | 4b7d58d |
hex | 33cc87d |
54315133 has 4 divisors (see below), whose sum is σ = 54338688. Its totient is φ = 54291580.
The previous prime is 54315113. The next prime is 54315137. The reversal of 54315133 is 33151345.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33151345 = 5 ⋅6630269.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-54315133 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54315098 and 54315107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54315137) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7891 + ... + 13072.
It is an arithmetic number, because the mean of its divisors is an integer number (13584672).
Almost surely, 254315133 is an apocalyptic number.
It is an amenable number.
54315133 is a deficient number, since it is larger than the sum of its proper divisors (23555).
54315133 is a wasteful number, since it uses less digits than its factorization.
54315133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23554.
The product of its digits is 2700, while the sum is 25.
The square root of 54315133 is about 7369.8801211417. The cubic root of 54315133 is about 378.7101535631.
Adding to 54315133 its reverse (33151345), we get a palindrome (87466478).
The spelling of 54315133 in words is "fifty-four million, three hundred fifteen thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •