Base | Representation |
---|---|
bin | 1101000000011… |
… | …0111101010001 |
3 | 10210122122122011 |
4 | 3100012331101 |
5 | 102431220244 |
6 | 5225142521 |
7 | 1231463605 |
oct | 320067521 |
9 | 123578564 |
10 | 54554449 |
11 | 28881624 |
12 | 1632aa41 |
13 | b3c1451 |
14 | 7361505 |
15 | 4bc9434 |
hex | 3406f51 |
54554449 has 4 divisors (see below), whose sum is σ = 55116964. Its totient is φ = 53991936.
The previous prime is 54554407. The next prime is 54554471. The reversal of 54554449 is 94445545.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 34304449 + 20250000 = 5857^2 + 4500^2 .
It is a cyclic number.
It is not a de Polignac number, because 54554449 - 217 = 54423377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54554849) 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, 281112 + ... + 281305.
It is an arithmetic number, because the mean of its divisors is an integer number (13779241).
Almost surely, 254554449 is an apocalyptic number.
It is an amenable number.
54554449 is a deficient number, since it is larger than the sum of its proper divisors (562515).
54554449 is an equidigital number, since it uses as much as digits as its factorization.
54554449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 562514.
The product of its digits is 288000, while the sum is 40.
The square root of 54554449 is about 7386.0983611106. The cubic root of 54554449 is about 379.2655458311.
The spelling of 54554449 in words is "fifty-four million, five hundred fifty-four thousand, four hundred forty-nine".
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