Base | Representation |
---|---|
bin | 111100100000101… |
… | …1000001101101001 |
3 | 12020111120020022002 |
4 | 1321001120031221 |
5 | 13124240420312 |
6 | 533250340345 |
7 | 101213103344 |
oct | 17101301551 |
9 | 5214506262 |
10 | 2030404457 |
11 | 952123a14 |
12 | 487b8a6b5 |
13 | 264861473 |
14 | 15393145b |
15 | bd3bb4c2 |
hex | 79058369 |
2030404457 has 2 divisors, whose sum is σ = 2030404458. Its totient is φ = 2030404456.
The previous prime is 2030404433. The next prime is 2030404529. The reversal of 2030404457 is 7544040302.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1705359616 + 325044841 = 41296^2 + 18029^2 .
It is a cyclic number.
It is not a de Polignac number, because 2030404457 - 26 = 2030404393 is a prime.
It is not a weakly prime, because it can be changed into another prime (2030404157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015202228 + 1015202229.
It is an arithmetic number, because the mean of its divisors is an integer number (1015202229).
Almost surely, 22030404457 is an apocalyptic number.
It is an amenable number.
2030404457 is a deficient number, since it is larger than the sum of its proper divisors (1).
2030404457 is an equidigital number, since it uses as much as digits as its factorization.
2030404457 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13440, while the sum is 29.
The square root of 2030404457 is about 45060.0095095418. The cubic root of 2030404457 is about 1266.2735032394.
Adding to 2030404457 its reverse (7544040302), we get a palindrome (9574444759).
The spelling of 2030404457 in words is "two billion, thirty million, four hundred four thousand, four hundred fifty-seven".
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