Base | Representation |
---|---|
bin | 10000111011000111… |
… | …00111000101101111 |
3 | 212110012112220211201 |
4 | 20131203213011233 |
5 | 122101431342012 |
6 | 4101324230331 |
7 | 441104050042 |
oct | 103543470557 |
9 | 25405486751 |
10 | 9085809007 |
11 | 394277a870 |
12 | 191699b3a7 |
13 | b1a495762 |
14 | 622990c59 |
15 | 3829cb857 |
hex | 21d8e716f |
9085809007 has 8 divisors (see below), whose sum is σ = 9912585600. Its totient is φ = 8259164760.
The previous prime is 9085808947. The next prime is 9085809023. The reversal of 9085809007 is 7009085809.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 9085809007 - 215 = 9085776239 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 (9085809107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158958 + ... + 208420.
It is an arithmetic number, because the mean of its divisors is an integer number (1239073200).
Almost surely, 29085809007 is an apocalyptic number.
9085809007 is a deficient number, since it is larger than the sum of its proper divisors (826776593).
9085809007 is a wasteful number, since it uses less digits than its factorization.
9085809007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66173.
The product of its (nonzero) digits is 181440, while the sum is 46.
The square root of 9085809007 is about 95319.5101067982. The cubic root of 9085809007 is about 2086.6736620221.
The spelling of 9085809007 in words is "nine billion, eighty-five million, eight hundred nine thousand, seven".
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