Base | Representation |
---|---|
bin | 10111000001011… |
… | …00100000001111 |
3 | 111110101112012122 |
4 | 23200230200033 |
5 | 343414322041 |
6 | 31055123155 |
7 | 4533331601 |
oct | 1340544017 |
9 | 443345178 |
10 | 193120271 |
11 | 9a014133 |
12 | 548134bb |
13 | 31018a66 |
14 | 1b911171 |
15 | 11e4ac4b |
hex | b82c80f |
193120271 has 2 divisors, whose sum is σ = 193120272. Its totient is φ = 193120270.
The previous prime is 193120247. The next prime is 193120349. The reversal of 193120271 is 172021391.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-193120271 is a prime.
It is a super-2 number, since 2×1931202712 = 74590878142226882, which contains 22 as substring.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 193120271.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (193120471) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96560135 + 96560136.
It is an arithmetic number, because the mean of its divisors is an integer number (96560136).
Almost surely, 2193120271 is an apocalyptic number.
193120271 is a deficient number, since it is larger than the sum of its proper divisors (1).
193120271 is an equidigital number, since it uses as much as digits as its factorization.
193120271 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 756, while the sum is 26.
The square root of 193120271 is about 13896.7719633014. The cubic root of 193120271 is about 578.0196740229.
It can be divided in two parts, 193120 and 271, that added together give a palindrome (193391).
The spelling of 193120271 in words is "one hundred ninety-three million, one hundred twenty thousand, two hundred seventy-one".
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