Base | Representation |
---|---|
bin | 11100101110110101… |
… | …100110000000000101 |
3 | 2221122000210110012122 |
4 | 130232311212000011 |
5 | 1001140221303133 |
6 | 22101134455325 |
7 | 2141335352312 |
oct | 345665460005 |
9 | 87560713178 |
10 | 30850572293 |
11 | 120a1386642 |
12 | 5b8b964545 |
13 | 2ba8673a08 |
14 | 16c93b9d09 |
15 | c08640498 |
hex | 72ed66005 |
30850572293 has 2 divisors, whose sum is σ = 30850572294. Its totient is φ = 30850572292.
The previous prime is 30850572229. The next prime is 30850572323. The reversal of 30850572293 is 39227505803.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 17334882244 + 13515690049 = 131662^2 + 116257^2 .
It is a cyclic number.
It is not a de Polignac number, because 30850572293 - 26 = 30850572229 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30850572223) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15425286146 + 15425286147.
It is an arithmetic number, because the mean of its divisors is an integer number (15425286147).
Almost surely, 230850572293 is an apocalyptic number.
It is an amenable number.
30850572293 is a deficient number, since it is larger than the sum of its proper divisors (1).
30850572293 is an equidigital number, since it uses as much as digits as its factorization.
30850572293 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 453600, while the sum is 44.
The spelling of 30850572293 in words is "thirty billion, eight hundred fifty million, five hundred seventy-two thousand, two hundred ninety-three".
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