Base | Representation |
---|---|
bin | 1000011010000110000… |
… | …0010001010101001101 |
3 | 111210211111221200110221 |
4 | 2012201200101111031 |
5 | 4331310014342031 |
6 | 150204553431341 |
7 | 13302305411125 |
oct | 2064140212515 |
9 | 453744850427 |
10 | 144443512141 |
11 | 56292662625 |
12 | 23bb1a0b551 |
13 | 1080c34b316 |
14 | 6dc3831c85 |
15 | 3b55da2a11 |
hex | 21a181154d |
144443512141 has 2 divisors, whose sum is σ = 144443512142. Its totient is φ = 144443512140.
The previous prime is 144443512093. The next prime is 144443512151. The reversal of 144443512141 is 141215344441.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 143985338116 + 458174025 = 379454^2 + 21405^2 .
It is an emirp because it is prime and its reverse (141215344441) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144443512141 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 144443512097 and 144443512106.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144443512151) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72221756070 + 72221756071.
It is an arithmetic number, because the mean of its divisors is an integer number (72221756071).
Almost surely, 2144443512141 is an apocalyptic number.
It is an amenable number.
144443512141 is a deficient number, since it is larger than the sum of its proper divisors (1).
144443512141 is an equidigital number, since it uses as much as digits as its factorization.
144443512141 is an evil number, because the sum of its binary digits is even.
The product of its digits is 30720, while the sum is 34.
Adding to 144443512141 its reverse (141215344441), we get a palindrome (285658856582).
The spelling of 144443512141 in words is "one hundred forty-four billion, four hundred forty-three million, five hundred twelve thousand, one hundred forty-one".
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