Base | Representation |
---|---|
bin | 100000011100110… |
… | …100000111100100 |
3 | 1101221102121220102 |
4 | 200130310013210 |
5 | 2103333040140 |
6 | 130004523232 |
7 | 16330350131 |
oct | 4034640744 |
9 | 1357377812 |
10 | 544424420 |
11 | 25a34a141 |
12 | 1323b0518 |
13 | 88a3a737 |
14 | 5243b588 |
15 | 32be0e15 |
hex | 207341e4 |
544424420 has 12 divisors (see below), whose sum is σ = 1143291324. Its totient is φ = 217769760.
The previous prime is 544424411. The next prime is 544424429. The reversal of 544424420 is 24424445.
It is an interprime number because it is at equal distance from previous prime (544424411) and next prime (544424429).
It can be written as a sum of positive squares in 2 ways, for example, as 308986084 + 235438336 = 17578^2 + 15344^2 .
It is not an unprimeable number, because it can be changed into a prime (544424429) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13610591 + ... + 13610630.
It is an arithmetic number, because the mean of its divisors is an integer number (95274277).
Almost surely, 2544424420 is an apocalyptic number.
It is an amenable number.
544424420 is an abundant number, since it is smaller than the sum of its proper divisors (598866904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
544424420 is a wasteful number, since it uses less digits than its factorization.
544424420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27221230 (or 27221228 counting only the distinct ones).
The product of its (nonzero) digits is 20480, while the sum is 29.
The square root of 544424420 is about 23332.9042341497. The cubic root of 544424420 is about 816.5432612830.
Adding to 544424420 its reverse (24424445), we get a palindrome (568848865).
The spelling of 544424420 in words is "five hundred forty-four million, four hundred twenty-four thousand, four hundred twenty".
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