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3143041 = 11285731
BaseRepresentation
bin1011111111010110000001
312220200102221
423333112001
51301034131
6151211041
735500246
oct13772601
95820387
103143041
111857460
121076a81
138607b5
145bb5cd
15421411
hex2ff581

3143041 has 4 divisors (see below), whose sum is σ = 3428784. Its totient is φ = 2857300.

The previous prime is 3143033. The next prime is 3143051. The reversal of 3143041 is 1403413.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1403413 = 11127583.

It is a cyclic number.

It is not a de Polignac number, because 3143041 - 23 = 3143033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3143051) 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, 142855 + ... + 142876.

It is an arithmetic number, because the mean of its divisors is an integer number (857196).

Almost surely, 23143041 is an apocalyptic number.

It is an amenable number.

3143041 is a deficient number, since it is larger than the sum of its proper divisors (285743).

3143041 is a wasteful number, since it uses less digits than its factorization.

3143041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285742.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3143041 is about 1772.8623748052. The cubic root of 3143041 is about 146.4816923156.

Adding to 3143041 its reverse (1403413), we get a palindrome (4546454).

The spelling of 3143041 in words is "three million, one hundred forty-three thousand, forty-one".

Divisors: 1 11 285731 3143041