Base | Representation |
---|---|
bin | 11100001101101110… |
… | …110100100011111101 |
3 | 2220012022200000102001 |
4 | 130031232310203331 |
5 | 444021024230142 |
6 | 21530054102301 |
7 | 2121512341654 |
oct | 341556644375 |
9 | 86168600361 |
10 | 30295148797 |
11 | 11936904761 |
12 | 5a5594a991 |
13 | 2b1a584a64 |
14 | 167571819b |
15 | bc49ca5b7 |
hex | 70dbb48fd |
30295148797 has 2 divisors, whose sum is σ = 30295148798. Its totient is φ = 30295148796.
The previous prime is 30295148789. The next prime is 30295148909. The reversal of 30295148797 is 79784159203.
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., 29225270116 + 1069878681 = 170954^2 + 32709^2 .
It is a cyclic number.
It is not a de Polignac number, because 30295148797 - 23 = 30295148789 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30295148777) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15147574398 + 15147574399.
It is an arithmetic number, because the mean of its divisors is an integer number (15147574399).
Almost surely, 230295148797 is an apocalyptic number.
It is an amenable number.
30295148797 is a deficient number, since it is larger than the sum of its proper divisors (1).
30295148797 is an equidigital number, since it uses as much as digits as its factorization.
30295148797 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3810240, while the sum is 55.
The spelling of 30295148797 in words is "thirty billion, two hundred ninety-five million, one hundred forty-eight thousand, seven hundred ninety-seven".
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