Base | Representation |
---|---|
bin | 101010101000111… |
… | …0000101111011101 |
3 | 10200201011002010101 |
4 | 1111101300233131 |
5 | 10412231010303 |
6 | 353545141101 |
7 | 50311625512 |
oct | 12521605735 |
9 | 3621132111 |
10 | 1430719453 |
11 | 674670779 |
12 | 33b18a791 |
13 | 19a546077 |
14 | d802b309 |
15 | 85911d1d |
hex | 55470bdd |
1430719453 has 2 divisors, whose sum is σ = 1430719454. Its totient is φ = 1430719452.
The previous prime is 1430719429. The next prime is 1430719463. The reversal of 1430719453 is 3549170341.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1404525529 + 26193924 = 37477^2 + 5118^2 .
It is a cyclic number.
It is not a de Polignac number, because 1430719453 - 25 = 1430719421 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1430719463) 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, 715359726 + 715359727.
It is an arithmetic number, because the mean of its divisors is an integer number (715359727).
Almost surely, 21430719453 is an apocalyptic number.
It is an amenable number.
1430719453 is a deficient number, since it is larger than the sum of its proper divisors (1).
1430719453 is an equidigital number, since it uses as much as digits as its factorization.
1430719453 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 45360, while the sum is 37.
The square root of 1430719453 is about 37824.8523196060. The cubic root of 1430719453 is about 1126.8120796155.
Adding to 1430719453 its reverse (3549170341), we get a palindrome (4979889794).
The spelling of 1430719453 in words is "one billion, four hundred thirty million, seven hundred nineteen thousand, four hundred fifty-three".
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