Base | Representation |
---|---|
bin | 110010110010011100… |
… | …100010000010011011 |
3 | 12012202112021100110102 |
4 | 302302130202002123 |
5 | 1343141024301301 |
6 | 41015144410015 |
7 | 3640250343032 |
oct | 626234420233 |
9 | 165675240412 |
10 | 54533431451 |
11 | 21144778214 |
12 | a69b17690b |
13 | 51b1050345 |
14 | 28d485d719 |
15 | 1642888b6b |
hex | cb272209b |
54533431451 has 4 divisors (see below), whose sum is σ = 54555774504. Its totient is φ = 54511088400.
The previous prime is 54533431439. The next prime is 54533431483. The reversal of 54533431451 is 15413433545.
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 54533431451 - 26 = 54533431387 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54533431151) 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, 11167865 + ... + 11172746.
It is an arithmetic number, because the mean of its divisors is an integer number (13638943626).
Almost surely, 254533431451 is an apocalyptic number.
54533431451 is a deficient number, since it is larger than the sum of its proper divisors (22343053).
54533431451 is a wasteful number, since it uses less digits than its factorization.
54533431451 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22343052.
The product of its digits is 216000, while the sum is 38.
Adding to 54533431451 its reverse (15413433545), we get a palindrome (69946864996).
The spelling of 54533431451 in words is "fifty-four billion, five hundred thirty-three million, four hundred thirty-one thousand, four hundred fifty-one".
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