Base | Representation |
---|---|
bin | 100111010100010011… |
… | …001000111010101101 |
3 | 11000222010210000220100 |
4 | 213110103020322231 |
5 | 1142424410231332 |
6 | 31221033541313 |
7 | 3023110160460 |
oct | 472423107255 |
9 | 130863700810 |
10 | 42216492717 |
11 | 169a4122903 |
12 | 8222274839 |
13 | 3c9a339b09 |
14 | 2086add2d7 |
15 | 11713b067c |
hex | 9d44c8ead |
42216492717 has 24 divisors (see below), whose sum is σ = 73790174016. Its totient is φ = 22704667776.
The previous prime is 42216492701. The next prime is 42216492761. The reversal of 42216492717 is 71729461224.
42216492717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42216492717 - 24 = 42216492701 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42216492817) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19707843 + ... + 19709984.
It is an arithmetic number, because the mean of its divisors is an integer number (3074590584).
Almost surely, 242216492717 is an apocalyptic number.
It is an amenable number.
42216492717 is a deficient number, since it is larger than the sum of its proper divisors (31573681299).
42216492717 is a wasteful number, since it uses less digits than its factorization.
42216492717 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39417857 (or 39417854 counting only the distinct ones).
The product of its digits is 338688, while the sum is 45.
The spelling of 42216492717 in words is "forty-two billion, two hundred sixteen million, four hundred ninety-two thousand, seven hundred seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •