Base | Representation |
---|---|
bin | 10001001100011… |
… | …11110110110111 |
3 | 101001102100202222 |
4 | 20212033312313 |
5 | 243411303101 |
6 | 22151352555 |
7 | 3401024612 |
oct | 1046176667 |
9 | 331370688 |
10 | 144244151 |
11 | 74470847 |
12 | 4038275b |
13 | 23b6508c |
14 | 1522b179 |
15 | c9e401b |
hex | 898fdb7 |
144244151 has 2 divisors, whose sum is σ = 144244152. Its totient is φ = 144244150.
The previous prime is 144244129. The next prime is 144244153. The reversal of 144244151 is 151442441.
It is a strong prime.
It is an emirp because it is prime and its reverse (151442441) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 144244151 - 226 = 77135287 is a prime.
Together with 144244153, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 144244151.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144244153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72122075 + 72122076.
It is an arithmetic number, because the mean of its divisors is an integer number (72122076).
Almost surely, 2144244151 is an apocalyptic number.
144244151 is a deficient number, since it is larger than the sum of its proper divisors (1).
144244151 is an equidigital number, since it uses as much as digits as its factorization.
144244151 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2560, while the sum is 26.
The square root of 144244151 is about 12010.1686499399. The cubic root of 144244151 is about 524.4443415030. Note that the first 3 decimals are identical.
Adding to 144244151 its reverse (151442441), we get a palindrome (295686592).
The spelling of 144244151 in words is "one hundred forty-four million, two hundred forty-four thousand, one hundred fifty-one".
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