Base | Representation |
---|---|
bin | 110111001000000111… |
… | …0000101111000010001 |
3 | 102022120100212121010202 |
4 | 1232100032011320101 |
5 | 3414422213331233 |
6 | 130215034104545 |
7 | 11360442050351 |
oct | 1562016057021 |
9 | 368510777122 |
10 | 118383730193 |
11 | 4622a590753 |
12 | 1ab3a57b155 |
13 | b2183a5cc1 |
14 | 5a30818b61 |
15 | 312d140be8 |
hex | 1b90385e11 |
118383730193 has 4 divisors (see below), whose sum is σ = 118387975860. Its totient is φ = 118379484528.
The previous prime is 118383730183. The next prime is 118383730247. The reversal of 118383730193 is 391037383811.
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 26788523584 + 91595206609 = 163672^2 + 302647^2 .
It is a cyclic number.
It is not a de Polignac number, because 118383730193 - 24 = 118383730177 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (118383730183) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2080730 + ... + 2136867.
It is an arithmetic number, because the mean of its divisors is an integer number (29596993965).
Almost surely, 2118383730193 is an apocalyptic number.
It is an amenable number.
118383730193 is a deficient number, since it is larger than the sum of its proper divisors (4245667).
118383730193 is an equidigital number, since it uses as much as digits as its factorization.
118383730193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4245666.
The product of its (nonzero) digits is 326592, while the sum is 47.
The spelling of 118383730193 in words is "one hundred eighteen billion, three hundred eighty-three million, seven hundred thirty thousand, one hundred ninety-three".
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