Base | Representation |
---|---|
bin | 111111110101111… |
… | …0010101101110011 |
3 | 12112021220100020101 |
4 | 1333223302231303 |
5 | 13341344430410 |
6 | 552322253231 |
7 | 104041166161 |
oct | 17753625563 |
9 | 5467810211 |
10 | 2142186355 |
11 | 9aa232351 |
12 | 4b94b7217 |
13 | 281a6b8ba |
14 | 16470c231 |
15 | c80ebd3a |
hex | 7faf2b73 |
2142186355 has 16 divisors (see below), whose sum is σ = 2664770400. Its totient is φ = 1651229440.
The previous prime is 2142186307. The next prime is 2142186367. The reversal of 2142186355 is 5536812412.
It is not a de Polignac number, because 2142186355 - 211 = 2142184307 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56151 + ... + 86239.
It is an arithmetic number, because the mean of its divisors is an integer number (166548150).
Almost surely, 22142186355 is an apocalyptic number.
2142186355 is a deficient number, since it is larger than the sum of its proper divisors (522584045).
2142186355 is a wasteful number, since it uses less digits than its factorization.
2142186355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30614.
The product of its digits is 57600, while the sum is 37.
The square root of 2142186355 is about 46283.7590845860. The cubic root of 2142186355 is about 1289.0974507245.
Adding to 2142186355 its reverse (5536812412), we get a palindrome (7678998767).
The spelling of 2142186355 in words is "two billion, one hundred forty-two million, one hundred eighty-six thousand, three hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •