Search a number
-
+
3144043 = 7449149
BaseRepresentation
bin1011111111100101101011
312220201211001
423333211223
51301102133
6151215431
735503210
oct13774553
95821731
103144043
111858191
121077577
138610a6
145bbb07
1542187d
hex2ff96b

3144043 has 4 divisors (see below), whose sum is σ = 3593200. Its totient is φ = 2694888.

The previous prime is 3144023. The next prime is 3144059. The reversal of 3144043 is 3404413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3404413 = 5935741.

It is a de Polignac number, because none of the positive numbers 2k-3144043 is a prime.

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 3144043.

It is not an unprimeable number, because it can be changed into a prime (3144023) 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, 224568 + ... + 224581.

It is an arithmetic number, because the mean of its divisors is an integer number (898300).

Almost surely, 23144043 is an apocalyptic number.

3144043 is a deficient number, since it is larger than the sum of its proper divisors (449157).

3144043 is an equidigital number, since it uses as much as digits as its factorization.

3144043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449156.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 3144043 is about 1773.1449461338. The cubic root of 3144043 is about 146.4972567600.

Adding to 3144043 its reverse (3404413), we get a palindrome (6548456).

The spelling of 3144043 in words is "three million, one hundred forty-four thousand, forty-three".

Divisors: 1 7 449149 3144043