Base | Representation |
---|---|
bin | 10001001101001… |
… | …11110001011111 |
3 | 101001121100011010 |
4 | 20212213301133 |
5 | 243422421421 |
6 | 22153430303 |
7 | 3401613324 |
oct | 1046476137 |
9 | 331540133 |
10 | 144342111 |
11 | 74528401 |
12 | 4040b393 |
13 | 23b9a844 |
14 | 15254b4b |
15 | ca13076 |
hex | 89a7c5f |
144342111 has 16 divisors (see below), whose sum is σ = 195804000. Its totient is φ = 94568448.
The previous prime is 144342109. The next prime is 144342119. The reversal of 144342111 is 111243441.
It is not a de Polignac number, because 144342111 - 21 = 144342109 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144342119) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41695 + ... + 45023.
It is an arithmetic number, because the mean of its divisors is an integer number (12237750).
Almost surely, 2144342111 is an apocalyptic number.
144342111 is a deficient number, since it is larger than the sum of its proper divisors (51461889).
144342111 is a wasteful number, since it uses less digits than its factorization.
144342111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3578.
The product of its digits is 384, while the sum is 21.
The square root of 144342111 is about 12014.2461686117. The cubic root of 144342111 is about 524.5630359568.
Adding to 144342111 its reverse (111243441), we get a palindrome (255585552).
It can be divided in two parts, 144342 and 111, that added together give a triangular number (144453 = T537).
The spelling of 144342111 in words is "one hundred forty-four million, three hundred forty-two thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •