Base | Representation |
---|---|
bin | 10001001011101… |
… | …10000000111011 |
3 | 101001012222120112 |
4 | 20211312000323 |
5 | 243344411144 |
6 | 22145214535 |
7 | 3400104164 |
oct | 1045660073 |
9 | 331188515 |
10 | 144138299 |
11 | 743a9268 |
12 | 4033144b |
13 | 23b28b46 |
14 | 1520076b |
15 | c9c299e |
hex | 897603b |
144138299 has 2 divisors, whose sum is σ = 144138300. Its totient is φ = 144138298.
The previous prime is 144138233. The next prime is 144138311. The reversal of 144138299 is 992831441.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144138299 is a prime.
It is a super-2 number, since 2×1441382992 = 41551698477226802, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (144138229) 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, 72069149 + 72069150.
It is an arithmetic number, because the mean of its divisors is an integer number (72069150).
Almost surely, 2144138299 is an apocalyptic number.
144138299 is a deficient number, since it is larger than the sum of its proper divisors (1).
144138299 is an equidigital number, since it uses as much as digits as its factorization.
144138299 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 62208, while the sum is 41.
The square root of 144138299 is about 12005.7610754171. The cubic root of 144138299 is about 524.3160241861.
The spelling of 144138299 in words is "one hundred forty-four million, one hundred thirty-eight thousand, two hundred ninety-nine".
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