Base | Representation |
---|---|
bin | 10010011011010010101101 |
3 | 100002102001000 |
4 | 102123102231 |
5 | 2214033011 |
6 | 251310513 |
7 | 56025513 |
oct | 22332255 |
9 | 10072030 |
10 | 4830381 |
11 | 27aa156 |
12 | 174b439 |
13 | 100181a |
14 | 8da4b3 |
15 | 656356 |
hex | 49b4ad |
4830381 has 8 divisors (see below), whose sum is σ = 7156160. Its totient is φ = 3220236.
The previous prime is 4830377. The next prime is 4830383. The reversal of 4830381 is 1830384.
It is not a de Polignac number, because 4830381 - 22 = 4830377 is a prime.
It is a super-2 number, since 2×48303812 = 46665161210322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 178903 = 4830381 / (4 + 8 + 3 + 0 + 3 + 8 + 1).
It is a Duffinian number.
It is a zygodrome in base 8.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4830383) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89425 + ... + 89478.
It is an arithmetic number, because the mean of its divisors is an integer number (894520).
Almost surely, 24830381 is an apocalyptic number.
It is an amenable number.
4830381 is a deficient number, since it is larger than the sum of its proper divisors (2325779).
4830381 is a wasteful number, since it uses less digits than its factorization.
4830381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178912 (or 178906 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 4830381 is about 2197.8127763756. The cubic root of 4830381 is about 169.0416782702.
It can be divided in two parts, 48303 and 81, that added together give a palindrome (48384).
The spelling of 4830381 in words is "four million, eight hundred thirty thousand, three hundred eighty-one".
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