Base | Representation |
---|---|
bin | 1101001111001… |
… | …01101001110101 |
3 | 21201221110210212 |
4 | 12213211221311 |
5 | 211411304031 |
6 | 15003555205 |
7 | 2515556051 |
oct | 647455165 |
9 | 251843725 |
10 | 111041141 |
11 | 57752942 |
12 | 3122bb05 |
13 | 1a00b223 |
14 | 10a66c61 |
15 | 9b3612b |
hex | 69e5a75 |
111041141 has 4 divisors (see below), whose sum is σ = 111072000. Its totient is φ = 111010284.
The previous prime is 111041137. The next prime is 111041143. The reversal of 111041141 is 141140111.
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 an emirpimes, since its reverse is a distinct semiprime: 141140111 = 7 ⋅20162873.
It is a cyclic number.
It is not a de Polignac number, because 111041141 - 22 = 111041137 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111041143) 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, 9191 + ... + 17508.
It is an arithmetic number, because the mean of its divisors is an integer number (27768000).
Almost surely, 2111041141 is an apocalyptic number.
It is an amenable number.
111041141 is a deficient number, since it is larger than the sum of its proper divisors (30859).
111041141 is an equidigital number, since it uses as much as digits as its factorization.
111041141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30858.
The product of its (nonzero) digits is 16, while the sum is 14.
The square root of 111041141 is about 10537.6060374261. The cubic root of 111041141 is about 480.6489212161.
Adding to 111041141 its reverse (141140111), we get a palindrome (252181252).
The spelling of 111041141 in words is "one hundred eleven million, forty-one thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •