Base | Representation |
---|---|
bin | 1100111110101… |
… | …0100101001111 |
3 | 10210102202012111 |
4 | 3033222211033 |
5 | 102414010343 |
6 | 5222444451 |
7 | 1230501010 |
oct | 317524517 |
9 | 123382174 |
10 | 54438223 |
11 | 28802274 |
12 | 16293727 |
13 | b380588 |
14 | 7331007 |
15 | 4ba4c9d |
hex | 33ea94f |
54438223 has 4 divisors (see below), whose sum is σ = 62215120. Its totient is φ = 46661328.
The previous prime is 54438221. The next prime is 54438239. The reversal of 54438223 is 32283445.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 54438223 - 21 = 54438221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54438221) 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, 3888438 + ... + 3888451.
It is an arithmetic number, because the mean of its divisors is an integer number (15553780).
Almost surely, 254438223 is an apocalyptic number.
54438223 is a deficient number, since it is larger than the sum of its proper divisors (7776897).
54438223 is an equidigital number, since it uses as much as digits as its factorization.
54438223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7776896.
The product of its digits is 23040, while the sum is 31.
The square root of 54438223 is about 7378.2262773650. The cubic root of 54438223 is about 378.9960178082.
The spelling of 54438223 in words is "fifty-four million, four hundred thirty-eight thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.027 sec. • engine limits •