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2444214143 = 7349173449
BaseRepresentation
bin1001000110101111…
…1011111101111111
320022100012221110202
42101223323331333
520001204323033
61042311554115
7114366322520
oct22153737577
96270187422
102444214143
111044771298
1258268b93b
132cc4c9677
1419288c847
15e48ab8e8
hex91afbf7f

2444214143 has 4 divisors (see below), whose sum is σ = 2793387600. Its totient is φ = 2095040688.

The previous prime is 2444214133. The next prime is 2444214167. The reversal of 2444214143 is 3414124442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3414124442 = 21707062221.

It is a cyclic number.

It is not a de Polignac number, because 2444214143 - 26 = 2444214079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2444214103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174586718 + ... + 174586731.

It is an arithmetic number, because the mean of its divisors is an integer number (698346900).

Almost surely, 22444214143 is an apocalyptic number.

2444214143 is a deficient number, since it is larger than the sum of its proper divisors (349173457).

2444214143 is an equidigital number, since it uses as much as digits as its factorization.

2444214143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349173456.

The product of its digits is 12288, while the sum is 29.

The square root of 2444214143 is about 49438.9941544122. The cubic root of 2444214143 is about 1347.0377008448.

Adding to 2444214143 its reverse (3414124442), we get a palindrome (5858338585).

The spelling of 2444214143 in words is "two billion, four hundred forty-four million, two hundred fourteen thousand, one hundred forty-three".

Divisors: 1 7 349173449 2444214143