Base | Representation |
---|---|
bin | 100111101101101011… |
… | …001011010111101111 |
3 | 11002001210212110021201 |
4 | 213231223023113233 |
5 | 1144312402141443 |
6 | 31331202510331 |
7 | 3036466633405 |
oct | 475553132757 |
9 | 132053773251 |
10 | 42642224623 |
11 | 170a2473559 |
12 | 83209653a7 |
13 | 40375ba79b |
14 | 20c7481475 |
15 | 119895834d |
hex | 9edacb5ef |
42642224623 has 16 divisors (see below), whose sum is σ = 44937676800. Its totient is φ = 40412080800.
The previous prime is 42642224593. The next prime is 42642224627. The reversal of 42642224623 is 32642224624.
It is a cyclic number.
It is not a de Polignac number, because 42642224623 - 213 = 42642216431 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 (42642224627) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262936 + ... + 392962.
It is an arithmetic number, because the mean of its divisors is an integer number (2808604800).
Almost surely, 242642224623 is an apocalyptic number.
42642224623 is a deficient number, since it is larger than the sum of its proper divisors (2295452177).
42642224623 is a wasteful number, since it uses less digits than its factorization.
42642224623 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130278.
The product of its digits is 221184, while the sum is 37.
Subtracting from 42642224623 its reverse (32642224624), we obtain a palindrome (9999999999).
The spelling of 42642224623 in words is "forty-two billion, six hundred forty-two million, two hundred twenty-four thousand, six hundred twenty-three".
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