Search a number
-
+
144234403 = 2324126021
BaseRepresentation
bin10001001100011…
…01011110100011
3101001101212101221
420212031132203
5243411000103
622151235511
73400654315
oct1046153643
9331355357
10144234403
1174464495
1240378b97
1323b60801
14152277b5
15c9e11bd
hex898d7a3

144234403 has 8 divisors (see below), whose sum is σ = 151135776. Its totient is φ = 137385600.

The previous prime is 144234401. The next prime is 144234437. The reversal of 144234403 is 304432441.

144234403 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 144234403 - 21 = 144234401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144234401) 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, 7468 + ... + 18553.

It is an arithmetic number, because the mean of its divisors is an integer number (18891972).

Almost surely, 2144234403 is an apocalyptic number.

144234403 is a deficient number, since it is larger than the sum of its proper divisors (6901373).

144234403 is a wasteful number, since it uses less digits than its factorization.

144234403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26285.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 144234403 is about 12009.7628203058. The cubic root of 144234403 is about 524.4325272779.

Adding to 144234403 its reverse (304432441), we get a palindrome (448666844).

The spelling of 144234403 in words is "one hundred forty-four million, two hundred thirty-four thousand, four hundred three".

Divisors: 1 23 241 5543 26021 598483 6271061 144234403