Base | Representation |
---|---|
bin | 10111000000101… |
… | …10100010011001 |
3 | 111110012221210021 |
4 | 23200112202121 |
5 | 343403432142 |
6 | 31053150441 |
7 | 4532505355 |
oct | 1340264231 |
9 | 443187707 |
10 | 193030297 |
11 | 99a62579 |
12 | 5478b421 |
13 | 30cb6b15 |
14 | 1b8ca465 |
15 | 11e2e267 |
hex | b816899 |
193030297 has 2 divisors, whose sum is σ = 193030298. Its totient is φ = 193030296.
The previous prime is 193030289. The next prime is 193030307. The reversal of 193030297 is 792030391.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 174874176 + 18156121 = 13224^2 + 4261^2 .
It is a cyclic number.
It is not a de Polignac number, because 193030297 - 23 = 193030289 is a prime.
It is not a weakly prime, because it can be changed into another prime (193030207) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96515148 + 96515149.
It is an arithmetic number, because the mean of its divisors is an integer number (96515149).
Almost surely, 2193030297 is an apocalyptic number.
It is an amenable number.
193030297 is a deficient number, since it is larger than the sum of its proper divisors (1).
193030297 is an equidigital number, since it uses as much as digits as its factorization.
193030297 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10206, while the sum is 34.
The square root of 193030297 is about 13893.5343595501. The cubic root of 193030297 is about 577.9298943560.
The spelling of 193030297 in words is "one hundred ninety-three million, thirty thousand, two hundred ninety-seven".
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