Base | Representation |
---|---|
bin | 10101001111001110… |
… | …10001100011110101 |
3 | 1002102121220220010211 |
4 | 22213213101203311 |
5 | 141322404301310 |
6 | 5123224545421 |
7 | 552360420664 |
oct | 124747214365 |
9 | 32377826124 |
10 | 11402025205 |
11 | 492116732a |
12 | 2262622271 |
13 | 10c92c799c |
14 | 7a2440ddb |
15 | 46b002c8a |
hex | 2a79d18f5 |
11402025205 has 16 divisors (see below), whose sum is σ = 14495058864. Its totient is φ = 8580444160.
The previous prime is 11402025179. The next prime is 11402025209. The reversal of 11402025205 is 50252020411.
It can be written as a sum of positive squares in 8 ways, for example, as 9878449 + 11392146756 = 3143^2 + 106734^2 .
It is not a de Polignac number, because 11402025205 - 221 = 11399928053 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 (11402025209) 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, 127545 + ... + 197665.
It is an arithmetic number, because the mean of its divisors is an integer number (905941179).
Almost surely, 211402025205 is an apocalyptic number.
It is an amenable number.
11402025205 is a deficient number, since it is larger than the sum of its proper divisors (3093033659).
11402025205 is a wasteful number, since it uses less digits than its factorization.
11402025205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72056.
The product of its (nonzero) digits is 800, while the sum is 22.
Adding to 11402025205 its reverse (50252020411), we get a palindrome (61654045616).
The spelling of 11402025205 in words is "eleven billion, four hundred two million, twenty-five thousand, two hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •