Base | Representation |
---|---|
bin | 11100010101110011… |
… | …111100001101011101 |
3 | 2220112202202011110111 |
4 | 130111303330031131 |
5 | 444310230133243 |
6 | 21551335410021 |
7 | 2125046516656 |
oct | 342563741535 |
9 | 86482664414 |
10 | 30430708573 |
11 | 119a6383831 |
12 | 5a93223911 |
13 | 2b3c699045 |
14 | 168972452d |
15 | bd185639d |
hex | 715cfc35d |
30430708573 has 2 divisors, whose sum is σ = 30430708574. Its totient is φ = 30430708572.
The previous prime is 30430708547. The next prime is 30430708603. The reversal of 30430708573 is 37580703403.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 17223412644 + 13207295929 = 131238^2 + 114923^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30430708573 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30430708513) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15215354286 + 15215354287.
It is an arithmetic number, because the mean of its divisors is an integer number (15215354287).
Almost surely, 230430708573 is an apocalyptic number.
It is an amenable number.
30430708573 is a deficient number, since it is larger than the sum of its proper divisors (1).
30430708573 is an equidigital number, since it uses as much as digits as its factorization.
30430708573 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 211680, while the sum is 40.
The spelling of 30430708573 in words is "thirty billion, four hundred thirty million, seven hundred eight thousand, five hundred seventy-three".
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