Base | Representation |
---|---|
bin | 10001111010100000… |
… | …110100110001101101 |
3 | 1211122112121012021001 |
4 | 101322200310301231 |
5 | 303343213404232 |
6 | 12500411040301 |
7 | 1250445206161 |
oct | 217240646155 |
9 | 54575535231 |
10 | 19235294317 |
11 | 8180905358 |
12 | 3889a40091 |
13 | 1a77131775 |
14 | d06906ca1 |
15 | 778a666e7 |
hex | 47a834c6d |
19235294317 has 8 divisors (see below), whose sum is σ = 20452003200. Its totient is φ = 18028054464.
The previous prime is 19235294311. The next prime is 19235294327. The reversal of 19235294317 is 71349253291.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-19235294317 is a prime.
It is a super-2 number, since 2×192352943172 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19235294311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2363067 + ... + 2371192.
It is an arithmetic number, because the mean of its divisors is an integer number (2556500400).
Almost surely, 219235294317 is an apocalyptic number.
19235294317 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
19235294317 is a deficient number, since it is larger than the sum of its proper divisors (1216708883).
19235294317 is a wasteful number, since it uses less digits than its factorization.
19235294317 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4734515.
The product of its digits is 408240, while the sum is 46.
The spelling of 19235294317 in words is "nineteen billion, two hundred thirty-five million, two hundred ninety-four thousand, three hundred seventeen".
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