Base | Representation |
---|---|
bin | 10001001011010… |
… | …01111010000101 |
3 | 101001010110112212 |
4 | 20211221322011 |
5 | 243341314314 |
6 | 22144153205 |
7 | 3366506462 |
oct | 1045517205 |
9 | 331113485 |
10 | 144088709 |
11 | 74374a86 |
12 | 40308805 |
13 | 23b0c3bb |
14 | 151ca669 |
15 | c9b2e3e |
hex | 8969e85 |
144088709 has 2 divisors, whose sum is σ = 144088710. Its totient is φ = 144088708.
The previous prime is 144088691. The next prime is 144088717. The reversal of 144088709 is 907880441.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 143472484 + 616225 = 11978^2 + 785^2 .
It is a cyclic number.
It is not a de Polignac number, because 144088709 - 28 = 144088453 is a prime.
It is a super-2 number, since 2×1440887092 = 41523112122573362, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144088729) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72044354 + 72044355.
It is an arithmetic number, because the mean of its divisors is an integer number (72044355).
Almost surely, 2144088709 is an apocalyptic number.
It is an amenable number.
144088709 is a deficient number, since it is larger than the sum of its proper divisors (1).
144088709 is an equidigital number, since it uses as much as digits as its factorization.
144088709 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 64512, while the sum is 41.
The square root of 144088709 is about 12003.6956392604. The cubic root of 144088709 is about 524.2558879276.
The spelling of 144088709 in words is "one hundred forty-four million, eighty-eight thousand, seven hundred nine".
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