Base | Representation |
---|---|
bin | 10001001011011… |
… | …11011100110100 |
3 | 101001011121200201 |
4 | 20211233130310 |
5 | 243343031122 |
6 | 22144450244 |
7 | 3366632614 |
oct | 1045573464 |
9 | 331147621 |
10 | 144111412 |
11 | 74390045 |
12 | 40319984 |
13 | 23b19833 |
14 | 151d4a44 |
15 | c9b9a27 |
hex | 896f734 |
144111412 has 12 divisors (see below), whose sum is σ = 253094436. Its totient is φ = 71798720.
The previous prime is 144111403. The next prime is 144111413. The reversal of 144111412 is 214111441.
It can be written as a sum of positive squares in 2 ways, for example, as 129640996 + 14470416 = 11386^2 + 3804^2 .
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 144111412.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144111413) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62983 + ... + 65230.
It is an arithmetic number, because the mean of its divisors is an integer number (21091203).
Almost surely, 2144111412 is an apocalyptic number.
It is an amenable number.
144111412 is a deficient number, since it is larger than the sum of its proper divisors (108983024).
144111412 is a wasteful number, since it uses less digits than its factorization.
144111412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128498 (or 128496 counting only the distinct ones).
The product of its digits is 128, while the sum is 19.
The square root of 144111412 is about 12004.6412691092. The cubic root of 144111412 is about 524.2834208654.
Adding to 144111412 its reverse (214111441), we get a palindrome (358222853).
It can be divided in two parts, 144 and 111412, that added together give a square (111556 = 3342).
The spelling of 144111412 in words is "one hundred forty-four million, one hundred eleven thousand, four hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •