Base | Representation |
---|---|
bin | 11100100110110101… |
… | …111001011010001101 |
3 | 2221021200101112010222 |
4 | 130212311321122031 |
5 | 1000401401342221 |
6 | 22035543441125 |
7 | 2135116244615 |
oct | 344665713215 |
9 | 87250345128 |
10 | 30716434061 |
11 | 120326985a5 |
12 | 5b52a561a5 |
13 | 2b86939791 |
14 | 16b565da45 |
15 | beb9959ab |
hex | 726d7968d |
30716434061 has 2 divisors, whose sum is σ = 30716434062. Its totient is φ = 30716434060.
The previous prime is 30716434051. The next prime is 30716434109. The reversal of 30716434061 is 16043461703.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 24295456900 + 6420977161 = 155870^2 + 80131^2 .
It is a cyclic number.
It is not a de Polignac number, because 30716434061 - 218 = 30716171917 is a prime.
It is a super-3 number, since 3×307164340613 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30716434051) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15358217030 + 15358217031.
It is an arithmetic number, because the mean of its divisors is an integer number (15358217031).
Almost surely, 230716434061 is an apocalyptic number.
It is an amenable number.
30716434061 is a deficient number, since it is larger than the sum of its proper divisors (1).
30716434061 is an equidigital number, since it uses as much as digits as its factorization.
30716434061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36288, while the sum is 35.
Adding to 30716434061 its reverse (16043461703), we get a palindrome (46759895764).
The spelling of 30716434061 in words is "thirty billion, seven hundred sixteen million, four hundred thirty-four thousand, sixty-one".
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