Base | Representation |
---|---|
bin | 10111000110111… |
… | …11111001000001 |
3 | 111111202212010100 |
4 | 23203133321001 |
5 | 344111330131 |
6 | 31122553013 |
7 | 4542512022 |
oct | 1343377101 |
9 | 444685110 |
10 | 193855041 |
11 | 9a476186 |
12 | 54b08769 |
13 | 31215333 |
14 | 1ba62c49 |
15 | 120437e6 |
hex | b8dfe41 |
193855041 has 6 divisors (see below), whose sum is σ = 280012850. Its totient is φ = 129236688.
The previous prime is 193855037. The next prime is 193855073. The reversal of 193855041 is 140558391.
It can be written as a sum of positive squares in only one way, i.e., 99201600 + 94653441 = 9960^2 + 9729^2 .
It is not a de Polignac number, because 193855041 - 22 = 193855037 is a prime.
It is a super-2 number, since 2×1938550412 = 75159553842223362, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 193854987 and 193855005.
It is not an unprimeable number, because it can be changed into a prime (193805041) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10769716 + ... + 10769733.
Almost surely, 2193855041 is an apocalyptic number.
It is an amenable number.
193855041 is a deficient number, since it is larger than the sum of its proper divisors (86157809).
193855041 is a wasteful number, since it uses less digits than its factorization.
193855041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21539455 (or 21539452 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 36.
The square root of 193855041 is about 13923.1835799145. The cubic root of 193855041 is about 578.7518153843.
The spelling of 193855041 in words is "one hundred ninety-three million, eight hundred fifty-five thousand, forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •