Base | Representation |
---|---|
bin | 10001001011011… |
… | …01111111000100 |
3 | 101001011022110111 |
4 | 20211231333010 |
5 | 243342333122 |
6 | 22144402404 |
7 | 3366606253 |
oct | 1045557704 |
9 | 331138414 |
10 | 144105412 |
11 | 74386590 |
12 | 40316404 |
13 | 23b16b99 |
14 | 151d279a |
15 | c9b7d77 |
hex | 896dfc4 |
144105412 has 24 divisors (see below), whose sum is σ = 277643520. Its totient is φ = 64899360.
The previous prime is 144105389. The next prime is 144105421. The reversal of 144105412 is 214501441.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10228 + ... + 19819.
It is an arithmetic number, because the mean of its divisors is an integer number (11568480).
Almost surely, 2144105412 is an apocalyptic number.
It is an amenable number.
144105412 is a deficient number, since it is larger than the sum of its proper divisors (133538108).
144105412 is a wasteful number, since it uses less digits than its factorization.
144105412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30171 (or 30169 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 22.
The square root of 144105412 is about 12004.3913631637. The cubic root of 144105412 is about 524.2761446797.
Adding to 144105412 its reverse (214501441), we get a palindrome (358606853).
The spelling of 144105412 in words is "one hundred forty-four million, one hundred five thousand, four hundred twelve".
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