Base | Representation |
---|---|
bin | 101010011101010… |
… | …0010010111111001 |
3 | 10200021200202201211 |
4 | 1110322202113321 |
5 | 10404201200124 |
6 | 353210443121 |
7 | 50206110664 |
oct | 12472422771 |
9 | 3607622654 |
10 | 1424631289 |
11 | 671192634 |
12 | 3391334a1 |
13 | 1991c3bc3 |
14 | d72c46db |
15 | 8510ce94 |
hex | 54ea25f9 |
1424631289 has 2 divisors, whose sum is σ = 1424631290. Its totient is φ = 1424631288.
The previous prime is 1424631269. The next prime is 1424631367. The reversal of 1424631289 is 9821364241.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1360503225 + 64128064 = 36885^2 + 8008^2 .
It is a cyclic number.
It is not a de Polignac number, because 1424631289 - 219 = 1424107001 is a prime.
It is not a weakly prime, because it can be changed into another prime (1424631209) 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, 712315644 + 712315645.
It is an arithmetic number, because the mean of its divisors is an integer number (712315645).
Almost surely, 21424631289 is an apocalyptic number.
It is an amenable number.
1424631289 is a deficient number, since it is larger than the sum of its proper divisors (1).
1424631289 is an equidigital number, since it uses as much as digits as its factorization.
1424631289 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 82944, while the sum is 40.
The square root of 1424631289 is about 37744.2881639063. The cubic root of 1424631289 is about 1125.2114931434.
The spelling of 1424631289 in words is "one billion, four hundred twenty-four million, six hundred thirty-one thousand, two hundred eighty-nine".
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