Base | Representation |
---|---|
bin | 10001001100010… |
… | …00110100100110 |
3 | 101001100220020200 |
4 | 20212020310212 |
5 | 243404342314 |
6 | 22151011330 |
7 | 3400544604 |
oct | 1046106446 |
9 | 331326220 |
10 | 144215334 |
11 | 7445112a |
12 | 40369b46 |
13 | 23b54c23 |
14 | 15220874 |
15 | c9da709 |
hex | 8988d26 |
144215334 has 24 divisors (see below), whose sum is σ = 313021800. Its totient is φ = 47986368.
The previous prime is 144215329. The next prime is 144215387. The reversal of 144215334 is 433512441.
It is a happy number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 144215298 and 144215307.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3742 + ... + 17390.
It is an arithmetic number, because the mean of its divisors is an integer number (13042575).
Almost surely, 2144215334 is an apocalyptic number.
144215334 is an abundant number, since it is smaller than the sum of its proper divisors (168806466).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144215334 is a wasteful number, since it uses less digits than its factorization.
144215334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14244 (or 14241 counting only the distinct ones).
The product of its digits is 5760, while the sum is 27.
The square root of 144215334 is about 12008.9688982860. The cubic root of 144215334 is about 524.4094147971.
Adding to 144215334 its reverse (433512441), we get a palindrome (577727775).
The spelling of 144215334 in words is "one hundred forty-four million, two hundred fifteen thousand, three hundred thirty-four".
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