Base | Representation |
---|---|
bin | 100000001000… |
… | …011010011101 |
3 | 120211221021112 |
4 | 200020122131 |
5 | 4124014234 |
6 | 500311405 |
7 | 131411024 |
oct | 40103235 |
9 | 16757245 |
10 | 8423069 |
11 | 4833416 |
12 | 29a2565 |
13 | 198bb85 |
14 | 11938bb |
15 | b15ace |
hex | 80869d |
8423069 has 4 divisors (see below), whose sum is σ = 8428896. Its totient is φ = 8417244.
The previous prime is 8423057. The next prime is 8423071. The reversal of 8423069 is 9603248.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8423069 is a prime.
It is a super-2 number, since 2×84230692 = 141896182757522, which 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 (8423029) 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, 1082 + ... + 4244.
It is an arithmetic number, because the mean of its divisors is an integer number (2107224).
Almost surely, 28423069 is an apocalyptic number.
It is an amenable number.
8423069 is a deficient number, since it is larger than the sum of its proper divisors (5827).
8423069 is a wasteful number, since it uses less digits than its factorization.
8423069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5826.
The product of its (nonzero) digits is 10368, while the sum is 32.
The square root of 8423069 is about 2902.2524011533. The cubic root of 8423069 is about 203.4651905358.
The spelling of 8423069 in words is "eight million, four hundred twenty-three thousand, sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •