Base | Representation |
---|---|
bin | 10001001101001… |
… | …00111011010111 |
3 | 101001120202011102 |
4 | 20212210323113 |
5 | 243422033310 |
6 | 22153300315 |
7 | 3401534333 |
oct | 1046447327 |
9 | 331522142 |
10 | 144330455 |
11 | 7451a675 |
12 | 4040469b |
13 | 23b95449 |
14 | 152507c3 |
15 | ca0e8a5 |
hex | 89a4ed7 |
144330455 has 16 divisors (see below), whose sum is σ = 178161984. Its totient is φ = 112177920.
The previous prime is 144330437. The next prime is 144330463. The reversal of 144330455 is 554033441.
It is not a de Polignac number, because 144330455 - 216 = 144264919 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52577 + ... + 55253.
It is an arithmetic number, because the mean of its divisors is an integer number (11135124).
Almost surely, 2144330455 is an apocalyptic number.
144330455 is a deficient number, since it is larger than the sum of its proper divisors (33831529).
144330455 is a wasteful number, since it uses less digits than its factorization.
144330455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2986.
The product of its (nonzero) digits is 14400, while the sum is 29.
The square root of 144330455 is about 12013.7610680419. The cubic root of 144330455 is about 524.5489156346.
Adding to 144330455 its reverse (554033441), we get a palindrome (698363896).
The spelling of 144330455 in words is "one hundred forty-four million, three hundred thirty thousand, four hundred fifty-five".
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