Base | Representation |
---|---|
bin | 1101000110011… |
… | …0010100010100 |
3 | 10211101111102122 |
4 | 3101212110110 |
5 | 103031220134 |
6 | 5241355112 |
7 | 1235011430 |
oct | 321462424 |
9 | 124344378 |
10 | 54945044 |
11 | 29019030 |
12 | 16498a98 |
13 | b4ca17b |
14 | 74239c0 |
15 | 4c5502e |
hex | 3466514 |
54945044 has 24 divisors (see below), whose sum is σ = 119880768. Its totient is φ = 21407040.
The previous prime is 54945031. The next prime is 54945049. The reversal of 54945044 is 44054945.
It is a junction number, because it is equal to n+sod(n) for n = 54944995 and 54945013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54945049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88889 + ... + 89504.
It is an arithmetic number, because the mean of its divisors is an integer number (4995032).
Almost surely, 254945044 is an apocalyptic number.
It is an amenable number.
54945044 is an abundant number, since it is smaller than the sum of its proper divisors (64935724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54945044 is a wasteful number, since it uses less digits than its factorization.
54945044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178415 (or 178413 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 35.
The square root of 54945044 is about 7412.4924283267. The cubic root of 54945044 is about 380.1685401953.
Adding to 54945044 its reverse (44054945), we get a palindrome (98999989).
The spelling of 54945044 in words is "fifty-four million, nine hundred forty-five thousand, forty-four".
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