Base | Representation |
---|---|
bin | 1100111110110… |
… | …0000110011101 |
3 | 10210110001201221 |
4 | 3033230012131 |
5 | 102414210240 |
6 | 5222533341 |
7 | 1230525106 |
oct | 317540635 |
9 | 123401657 |
10 | 54444445 |
11 | 28806a10 |
12 | 16297251 |
13 | b383363 |
14 | 73333ad |
15 | 4ba6a4a |
hex | 33ec19d |
54444445 has 16 divisors (see below), whose sum is σ = 71721792. Its totient is φ = 39346560.
The previous prime is 54444437. The next prime is 54444469.
54444445 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54444445 - 23 = 54444437 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 54444445.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5929 + ... + 12001.
It is an arithmetic number, because the mean of its divisors is an integer number (4482612).
Almost surely, 254444445 is an apocalyptic number.
54444445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
54444445 is a deficient number, since it is larger than the sum of its proper divisors (17277347).
54444445 is a wasteful number, since it uses less digits than its factorization.
54444445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6252.
The product of its digits is 102400, while the sum is 34.
The square root of 54444445 is about 7378.6479113724. The cubic root of 54444445 is about 379.0104563360.
It can be divided in two parts, 5444 and 4445, that added together give a palindrome (9889).
The spelling of 54444445 in words is "fifty-four million, four hundred forty-four thousand, four hundred forty-five".
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