Base | Representation |
---|---|
bin | 100010100110… |
… | …1111101010010 |
3 | 1021010212101222 |
4 | 1011031331102 |
5 | 14121120411 |
6 | 1444525042 |
7 | 310142120 |
oct | 105157522 |
9 | 37125358 |
10 | 18145106 |
11 | a273761 |
12 | 60b0782 |
13 | 39b4065 |
14 | 25a4910 |
15 | 18d64db |
hex | 114df52 |
18145106 has 16 divisors (see below), whose sum is σ = 32110080. Its totient is φ = 7525440.
The previous prime is 18145093. The next prime is 18145109. The reversal of 18145106 is 60154181.
It is not an unprimeable number, because it can be changed into a prime (18145109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20471 + ... + 21338.
It is an arithmetic number, because the mean of its divisors is an integer number (2006880).
Almost surely, 218145106 is an apocalyptic number.
18145106 is a deficient number, since it is larger than the sum of its proper divisors (13964974).
18145106 is a wasteful number, since it uses less digits than its factorization.
18145106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41849.
The product of its (nonzero) digits is 960, while the sum is 26.
The square root of 18145106 is about 4259.7072669375. The cubic root of 18145106 is about 262.7764875134.
Adding to 18145106 its reverse (60154181), we get a palindrome (78299287).
The spelling of 18145106 in words is "eighteen million, one hundred forty-five thousand, one hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •