Base | Representation |
---|---|
bin | 100111001001111001… |
… | …100000001011101111 |
3 | 11000111222102220001020 |
4 | 213021321200023233 |
5 | 1142100223000421 |
6 | 31151441545223 |
7 | 3015561050616 |
oct | 471171401357 |
9 | 130458386036 |
10 | 42042000111 |
11 | 16914681a41 |
12 | 8193945213 |
13 | 3c70143957 |
14 | 206b87a87d |
15 | 1160de3dc6 |
hex | 9c9e602ef |
42042000111 has 16 divisors (see below), whose sum is σ = 56382076800. Its totient is φ = 27865034208.
The previous prime is 42042000097. The next prime is 42042000151. The reversal of 42042000111 is 11100024024.
It is not a de Polignac number, because 42042000111 - 25 = 42042000079 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42042000151) 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 15 ways as a sum of consecutive naturals, for example, 4026045 + ... + 4036473.
It is an arithmetic number, because the mean of its divisors is an integer number (3523879800).
Almost surely, 242042000111 is an apocalyptic number.
42042000111 is a deficient number, since it is larger than the sum of its proper divisors (14340076689).
42042000111 is a wasteful number, since it uses less digits than its factorization.
42042000111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18118.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 42042000111 its reverse (11100024024), we get a palindrome (53142024135).
The spelling of 42042000111 in words is "forty-two billion, forty-two million, one hundred eleven", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •