Base | Representation |
---|---|
bin | 10010010001111010101111 |
3 | 100000110100212 |
4 | 102101322233 |
5 | 2211320413 |
6 | 250413035 |
7 | 55505540 |
oct | 22217257 |
9 | 10013325 |
10 | 4791983 |
11 | 2783319 |
12 | 173117b |
13 | cba1c1 |
14 | 8ca4c7 |
15 | 649ca8 |
hex | 491eaf |
4791983 has 4 divisors (see below), whose sum is σ = 5476560. Its totient is φ = 4107408.
The previous prime is 4791973. The next prime is 4792001. The reversal of 4791983 is 3891974.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 4791983 - 218 = 4529839 is a prime.
It is a d-powerful number, because it can be written as 42 + 74 + 94 + 1 + 97 + 8 + 33 .
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 4791983.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4791923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342278 + ... + 342291.
It is an arithmetic number, because the mean of its divisors is an integer number (1369140).
Almost surely, 24791983 is an apocalyptic number.
4791983 is a deficient number, since it is larger than the sum of its proper divisors (684577).
4791983 is an equidigital number, since it uses as much as digits as its factorization.
4791983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 684576.
The product of its digits is 54432, while the sum is 41.
The square root of 4791983 is about 2189.0598438599. The cubic root of 4791983 is about 168.5925668421.
Subtracting from 4791983 its reverse (3891974), we obtain a palindrome (900009).
The spelling of 4791983 in words is "four million, seven hundred ninety-one thousand, nine hundred eighty-three".
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