Base | Representation |
---|---|
bin | 1100111101001… |
… | …1101000011100 |
3 | 10210020222020220 |
4 | 3033103220130 |
5 | 102403003340 |
6 | 5220441340 |
7 | 1226626650 |
oct | 317235034 |
9 | 123228226 |
10 | 54344220 |
11 | 28748687 |
12 | 16249250 |
13 | b349858 |
14 | 7308a60 |
15 | 4b86ed0 |
hex | 33d3a1c |
54344220 has 96 divisors (see below), whose sum is σ = 177666048. Its totient is φ = 12152832.
The previous prime is 54344203. The next prime is 54344233. The reversal of 54344220 is 2244345.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18364 + ... + 21116.
It is an arithmetic number, because the mean of its divisors is an integer number (1850688).
Almost surely, 254344220 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54344220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88833024).
54344220 is an abundant number, since it is smaller than the sum of its proper divisors (123321828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54344220 is a wasteful number, since it uses less digits than its factorization.
54344220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2819 (or 2817 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 24.
The square root of 54344220 is about 7371.8532269708. The cubic root of 54344220 is about 378.7777441581. Note that the first 4 decimals are identical.
Adding to 54344220 its reverse (2244345), we get a palindrome (56588565).
The spelling of 54344220 in words is "fifty-four million, three hundred forty-four thousand, two hundred twenty".
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