Base | Representation |
---|---|
bin | 10001001111111… |
… | …11010000011001 |
3 | 101002021112200121 |
4 | 20213333100121 |
5 | 244020403231 |
6 | 22205233241 |
7 | 3404635114 |
oct | 1047772031 |
9 | 332245617 |
10 | 144700441 |
11 | 74752646 |
12 | 40562821 |
13 | 23c94982 |
14 | 1530957b |
15 | ca84311 |
hex | 89ff419 |
144700441 has 4 divisors (see below), whose sum is σ = 147430692. Its totient is φ = 141970192.
The previous prime is 144700411. The next prime is 144700531. The reversal of 144700441 is 144007441.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 104960025 + 39740416 = 10245^2 + 6304^2 .
It is a cyclic number.
It is not a de Polignac number, because 144700441 - 27 = 144700313 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (144700411) 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, 1365046 + ... + 1365151.
It is an arithmetic number, because the mean of its divisors is an integer number (36857673).
Almost surely, 2144700441 is an apocalyptic number.
It is an amenable number.
144700441 is a deficient number, since it is larger than the sum of its proper divisors (2730251).
144700441 is an equidigital number, since it uses as much as digits as its factorization.
144700441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2730250.
The product of its (nonzero) digits is 1792, while the sum is 25.
The square root of 144700441 is about 12029.1496374432. The cubic root of 144700441 is about 524.9967540238.
Adding to 144700441 its reverse (144007441), we get a palindrome (288707882).
The spelling of 144700441 in words is "one hundred forty-four million, seven hundred thousand, four hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •