Base | Representation |
---|---|
bin | 10001001011011… |
… | …11111101000101 |
3 | 101001011201112012 |
4 | 20211233331011 |
5 | 243343112402 |
6 | 22144504005 |
7 | 3366641624 |
oct | 1045577505 |
9 | 331151465 |
10 | 144113477 |
11 | 74391652 |
12 | 4031b005 |
13 | 23b1a761 |
14 | 151d56bb |
15 | c9ba452 |
hex | 896ff45 |
144113477 has 2 divisors, whose sum is σ = 144113478. Its totient is φ = 144113476.
The previous prime is 144113429. The next prime is 144113479. The reversal of 144113477 is 774311441.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 115906756 + 28206721 = 10766^2 + 5311^2 .
It is an emirp because it is prime and its reverse (774311441) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 144113477 - 210 = 144112453 is a prime.
Together with 144113479, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144113479) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72056738 + 72056739.
It is an arithmetic number, because the mean of its divisors is an integer number (72056739).
Almost surely, 2144113477 is an apocalyptic number.
It is an amenable number.
144113477 is a deficient number, since it is larger than the sum of its proper divisors (1).
144113477 is an equidigital number, since it uses as much as digits as its factorization.
144113477 is an evil number, because the sum of its binary digits is even.
The product of its digits is 9408, while the sum is 32.
The square root of 144113477 is about 12004.7272772021. The cubic root of 144113477 is about 524.2859250392.
The spelling of 144113477 in words is "one hundred forty-four million, one hundred thirteen thousand, four hundred seventy-seven".
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