Base | Representation |
---|---|
bin | 10000101101100111010111 |
3 | 22020120210120 |
4 | 100231213113 |
5 | 2110144033 |
6 | 233523023 |
7 | 52145004 |
oct | 20554727 |
9 | 8216716 |
10 | 4381143 |
11 | 2522688 |
12 | 1573473 |
13 | ba51c0 |
14 | 8208ab |
15 | 5b81b3 |
hex | 42d9d7 |
4381143 has 8 divisors (see below), whose sum is σ = 6290928. Its totient is φ = 2696064.
The previous prime is 4381127. The next prime is 4381147. The reversal of 4381143 is 3411834.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4381143 - 24 = 4381127 is a prime.
It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4381147) 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 7 ways as a sum of consecutive naturals, for example, 56130 + ... + 56207.
It is an arithmetic number, because the mean of its divisors is an integer number (786366).
Almost surely, 24381143 is an apocalyptic number.
4381143 is a deficient number, since it is larger than the sum of its proper divisors (1909785).
4381143 is a wasteful number, since it uses less digits than its factorization.
4381143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112353.
The product of its digits is 1152, while the sum is 24.
The square root of 4381143 is about 2093.1180090955. The cubic root of 4381143 is about 163.6298288917.
Adding to 4381143 its reverse (3411834), we get a palindrome (7792977).
The spelling of 4381143 in words is "four million, three hundred eighty-one thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •