Base | Representation |
---|---|
bin | 10010000000101111… |
… | …111110110011100111 |
3 | 1211220211111021121101 |
4 | 102000233332303213 |
5 | 304102010241410 |
6 | 12515025500531 |
7 | 1253155462030 |
oct | 220057766347 |
9 | 54824437541 |
10 | 19339930855 |
11 | 8224983333 |
12 | 38b8aa1747 |
13 | 1a92a0978b |
14 | d16783a87 |
15 | 782d34d3a |
hex | 480bfece7 |
19339930855 has 8 divisors (see below), whose sum is σ = 26523333792. Its totient is φ = 13261666848.
The previous prime is 19339930853. The next prime is 19339930873. The reversal of 19339930855 is 55803993391.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 19339930855 - 21 = 19339930853 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 19339930796 and 19339930805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19339930853) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276284692 + ... + 276284761.
It is an arithmetic number, because the mean of its divisors is an integer number (3315416724).
Almost surely, 219339930855 is an apocalyptic number.
19339930855 is a deficient number, since it is larger than the sum of its proper divisors (7183402937).
19339930855 is an equidigital number, since it uses as much as digits as its factorization.
19339930855 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 552569465.
The product of its (nonzero) digits is 3936600, while the sum is 55.
The spelling of 19339930855 in words is "nineteen billion, three hundred thirty-nine million, nine hundred thirty thousand, eight hundred fifty-five".
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