Base | Representation |
---|---|
bin | 110010101100111101… |
… | …010101101101101111 |
3 | 12012112010001001201221 |
4 | 302230331111231233 |
5 | 1342443442242211 |
6 | 41002055244211 |
7 | 3635051665522 |
oct | 625475255557 |
9 | 165463031657 |
10 | 54441368431 |
11 | 210a780797a |
12 | a674379667 |
13 | 5197c58398 |
14 | 28c6536bb9 |
15 | 1639750c71 |
hex | cacf55b6f |
54441368431 has 4 divisors (see below), whose sum is σ = 54685500352. Its totient is φ = 54197236512.
The previous prime is 54441368413. The next prime is 54441368453. The reversal of 54441368431 is 13486314445.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54441368431 - 223 = 54432979823 is a prime.
It is a super-2 number, since 2×544413684312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54441368731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122065626 + ... + 122066071.
It is an arithmetic number, because the mean of its divisors is an integer number (13671375088).
Almost surely, 254441368431 is an apocalyptic number.
54441368431 is a deficient number, since it is larger than the sum of its proper divisors (244131921).
54441368431 is a wasteful number, since it uses less digits than its factorization.
54441368431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244131920.
The product of its digits is 552960, while the sum is 43.
The spelling of 54441368431 in words is "fifty-four billion, four hundred forty-one million, three hundred sixty-eight thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •