Base | Representation |
---|---|
bin | 100000011011101… |
… | …100100010011000 |
3 | 1101220212201201022 |
4 | 200123230202120 |
5 | 2103244144344 |
6 | 125554342012 |
7 | 16325016260 |
oct | 4033544230 |
9 | 1356781638 |
10 | 544131224 |
11 | 25a16992a |
12 | 13228a908 |
13 | 88967150 |
14 | 523a27a0 |
15 | 32b840ee |
hex | 206ec898 |
544131224 has 64 divisors (see below), whose sum is σ = 1276376640. Its totient is φ = 211714560.
The previous prime is 544131209. The next prime is 544131227. The reversal of 544131224 is 422131445.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a junction number, because it is equal to n+sod(n) for n = 544131193 and 544131202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (544131227) 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, 38282 + ... + 50534.
It is an arithmetic number, because the mean of its divisors is an integer number (19943385).
Almost surely, 2544131224 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 544131224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (638188320).
544131224 is an abundant number, since it is smaller than the sum of its proper divisors (732245416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
544131224 is a wasteful number, since it uses less digits than its factorization.
544131224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12340 (or 12336 counting only the distinct ones).
The product of its digits is 3840, while the sum is 26.
The square root of 544131224 is about 23326.6205010499. The cubic root of 544131224 is about 816.3966537227.
Adding to 544131224 its reverse (422131445), we get a palindrome (966262669).
The spelling of 544131224 in words is "five hundred forty-four million, one hundred thirty-one thousand, two hundred twenty-four".
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