Base | Representation |
---|---|
bin | 10111000101110… |
… | …00010110000101 |
3 | 111111110121221002 |
4 | 23202320112011 |
5 | 344041134221 |
6 | 31115303045 |
7 | 4541235542 |
oct | 1342702605 |
9 | 444417832 |
10 | 193693061 |
11 | 9a375511 |
12 | 54a4aa85 |
13 | 311896a3 |
14 | 1ba1dbc9 |
15 | 1201080b |
hex | b8b8585 |
193693061 has 4 divisors (see below), whose sum is σ = 198417324. Its totient is φ = 188968800.
The previous prime is 193693057. The next prime is 193693067. The reversal of 193693061 is 160396391.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 63504961 + 130188100 = 7969^2 + 11410^2 .
It is a cyclic number.
It is not a de Polignac number, because 193693061 - 22 = 193693057 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (193693067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2362070 + ... + 2362151.
It is an arithmetic number, because the mean of its divisors is an integer number (49604331).
Almost surely, 2193693061 is an apocalyptic number.
It is an amenable number.
193693061 is a deficient number, since it is larger than the sum of its proper divisors (4724263).
193693061 is an equidigital number, since it uses as much as digits as its factorization.
193693061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4724262.
The product of its (nonzero) digits is 26244, while the sum is 38.
The square root of 193693061 is about 13917.3654475263. The cubic root of 193693061 is about 578.5905740408.
The spelling of 193693061 in words is "one hundred ninety-three million, six hundred ninety-three thousand, sixty-one".
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