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144143 = 1761139
BaseRepresentation
bin100011001100001111
321022201122
4203030033
514103033
63031155
71140146
oct431417
9238648
10144143
119932a
126b4bb
13507bc
143a75d
152ca98
hex2330f

144143 has 8 divisors (see below), whose sum is σ = 156240. Its totient is φ = 132480.

The previous prime is 144139. The next prime is 144161. The reversal of 144143 is 341441.

Adding to 144143 its reverse (341441), we get a palindrome (485584).

It can be divided in two parts, 1 and 44143, that added together give a palindrome (44144).

144143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144143 - 22 = 144139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968 + ... + 1106.

It is an arithmetic number, because the mean of its divisors is an integer number (19530).

2144143 is an apocalyptic number.

144143 is a deficient number, since it is larger than the sum of its proper divisors (12097).

144143 is a wasteful number, since it uses less digits than its factorization.

144143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217.

The product of its digits is 192, while the sum is 17.

The square root of 144143 is about 379.6616915097. The cubic root of 144143 is about 52.4321724228.

The spelling of 144143 in words is "one hundred forty-four thousand, one hundred forty-three", and thus it is an iban number.

Divisors: 1 17 61 139 1037 2363 8479 144143