Base | Representation |
---|---|
bin | 1101000110011… |
… | …0010000010000 |
3 | 10211101111002000 |
4 | 3101212100100 |
5 | 103031213114 |
6 | 5241354000 |
7 | 1235010606 |
oct | 321462020 |
9 | 124344060 |
10 | 54944784 |
11 | 29018914 |
12 | 16498900 |
13 | b4ca00b |
14 | 7423876 |
15 | 4c54e09 |
hex | 3466410 |
54944784 has 80 divisors (see below), whose sum is σ = 158769600. Its totient is φ = 18192384.
The previous prime is 54944783. The next prime is 54944807. The reversal of 54944784 is 48744945.
It is not an unprimeable number, because it can be changed into a prime (54944783) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83047 + ... + 83705.
It is an arithmetic number, because the mean of its divisors is an integer number (1984620).
Almost surely, 254944784 is an apocalyptic number.
54944784 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54944784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79384800).
54944784 is an abundant number, since it is smaller than the sum of its proper divisors (103824816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54944784 is a wasteful number, since it uses less digits than its factorization.
54944784 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 869 (or 857 counting only the distinct ones).
The product of its digits is 645120, while the sum is 45.
The square root of 54944784 is about 7412.4748903453. The cubic root of 54944784 is about 380.1679405417.
It can be divided in two parts, 5494478 and 4, that multiplied together give a palindrome (21977912).
The spelling of 54944784 in words is "fifty-four million, nine hundred forty-four thousand, seven hundred eighty-four".
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