Base | Representation |
---|---|
bin | 10110000100011… |
… | …00100100010101 |
3 | 110220100022221201 |
4 | 23002030210111 |
5 | 334343001031 |
6 | 30211512501 |
7 | 4405352305 |
oct | 1302144425 |
9 | 426308851 |
10 | 185125141 |
11 | 95553293 |
12 | 51bb8731 |
13 | 2c479906 |
14 | 1a82d605 |
15 | 113bbd61 |
hex | b08c915 |
185125141 has 2 divisors, whose sum is σ = 185125142. Its totient is φ = 185125140.
The previous prime is 185125133. The next prime is 185125159. The reversal of 185125141 is 141521581.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 148474225 + 36650916 = 12185^2 + 6054^2 .
It is a cyclic number.
It is not a de Polignac number, because 185125141 - 23 = 185125133 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (185125181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92562570 + 92562571.
It is an arithmetic number, because the mean of its divisors is an integer number (92562571).
Almost surely, 2185125141 is an apocalyptic number.
It is an amenable number.
185125141 is a deficient number, since it is larger than the sum of its proper divisors (1).
185125141 is an equidigital number, since it uses as much as digits as its factorization.
185125141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1600, while the sum is 28.
The square root of 185125141 is about 13606.0700056997. The cubic root of 185125141 is about 569.9303710987.
It can be divided in two parts, 18512 and 5141, that added together give a triangular number (23653 = T217).
The spelling of 185125141 in words is "one hundred eighty-five million, one hundred twenty-five thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •