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144410143 = 769918757
BaseRepresentation
bin10001001101110…
…00011000011111
3101001201210110211
420212320120133
5243432111033
622155113251
73402315553
oct1046703037
9331653424
10144410143
1174574529
1240442827
1323bc27b7
1415271863
15ca282cd
hex89b861f

144410143 has 4 divisors (see below), whose sum is σ = 144436600. Its totient is φ = 144383688.

The previous prime is 144410137. The next prime is 144410153. The reversal of 144410143 is 341014441.

144410143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341014441 = 1720059673.

It is a cyclic number.

It is not a de Polignac number, because 144410143 - 217 = 144279071 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 (144410113) 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, 1680 + ... + 17077.

It is an arithmetic number, because the mean of its divisors is an integer number (36109150).

Almost surely, 2144410143 is an apocalyptic number.

144410143 is a deficient number, since it is larger than the sum of its proper divisors (26457).

144410143 is an equidigital number, since it uses as much as digits as its factorization.

144410143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26456.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 144410143 is about 12017.0771404697. The cubic root of 144410143 is about 524.6454361816.

Adding to 144410143 its reverse (341014441), we get a palindrome (485424584).

The spelling of 144410143 in words is "one hundred forty-four million, four hundred ten thousand, one hundred forty-three".

Divisors: 1 7699 18757 144410143