Base | Representation |
---|---|
bin | 10111010101110… |
… | …00011101100101 |
3 | 111122102012100011 |
4 | 23222320131211 |
5 | 400110300233 |
6 | 31232250221 |
7 | 4565123230 |
oct | 1352703545 |
9 | 448365304 |
10 | 195790693 |
11 | a057849a |
12 | 556a0971 |
13 | 317423a7 |
14 | 1c008417 |
15 | 122c70cd |
hex | bab8765 |
195790693 has 16 divisors (see below), whose sum is σ = 227635200. Its totient is φ = 164941056.
The previous prime is 195790691. The next prime is 195790709. The reversal of 195790693 is 396097591.
It is not a de Polignac number, because 195790693 - 21 = 195790691 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 (195790691) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99483 + ... + 101431.
It is an arithmetic number, because the mean of its divisors is an integer number (14227200).
Almost surely, 2195790693 is an apocalyptic number.
It is an amenable number.
195790693 is a deficient number, since it is larger than the sum of its proper divisors (31844507).
195790693 is a wasteful number, since it uses less digits than its factorization.
195790693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2196.
The product of its (nonzero) digits is 459270, while the sum is 49.
The square root of 195790693 is about 13992.5227532422. The cubic root of 195790693 is about 580.6717276828.
The spelling of 195790693 in words is "one hundred ninety-five million, seven hundred ninety thousand, six hundred ninety-three".
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