Base | Representation |
---|---|
bin | 10010010001110111… |
… | …00011010010001001 |
3 | 221022220211201022010 |
4 | 21020323203102021 |
5 | 130044224131121 |
6 | 4301441250133 |
7 | 465121263135 |
oct | 111073432211 |
9 | 27286751263 |
10 | 9813505161 |
11 | 4186516749 |
12 | 1a9a633949 |
13 | c051812b5 |
14 | 6914983c5 |
15 | 3c6820376 |
hex | 248ee3489 |
9813505161 has 8 divisors (see below), whose sum is σ = 13152470560. Its totient is φ = 6508438272.
The previous prime is 9813505123. The next prime is 9813505181. The reversal of 9813505161 is 1615053189.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 9813505161 - 213 = 9813496969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9813505181) 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, 8473951 + ... + 8475108.
It is an arithmetic number, because the mean of its divisors is an integer number (1644058820).
Almost surely, 29813505161 is an apocalyptic number.
It is an amenable number.
9813505161 is a deficient number, since it is larger than the sum of its proper divisors (3338965399).
9813505161 is a wasteful number, since it uses less digits than its factorization.
9813505161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16949255.
The product of its (nonzero) digits is 32400, while the sum is 39.
The square root of 9813505161 is about 99063.1372458999. The cubic root of 9813505161 is about 2140.9575271415.
The spelling of 9813505161 in words is "nine billion, eight hundred thirteen million, five hundred five thousand, one hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •