Base | Representation |
---|---|
bin | 11100110110011… |
… | …10111100100111 |
3 | 121212101220012201 |
4 | 32123032330213 |
5 | 443424121020 |
6 | 40003155331 |
7 | 5666065030 |
oct | 1633167447 |
9 | 555356181 |
10 | 242020135 |
11 | 114683345 |
12 | 69075b47 |
13 | 3b1aa4a6 |
14 | 241dda87 |
15 | 163a9a0a |
hex | e6cef27 |
242020135 has 8 divisors (see below), whose sum is σ = 331913376. Its totient is φ = 165956640.
The previous prime is 242020133. The next prime is 242020159. The reversal of 242020135 is 531020242.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 242020135 - 21 = 242020133 is a prime.
It is a super-3 number, since 3×2420201353 (a number of 26 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242020133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3457396 + ... + 3457465.
It is an arithmetic number, because the mean of its divisors is an integer number (41489172).
Almost surely, 2242020135 is an apocalyptic number.
242020135 is a deficient number, since it is larger than the sum of its proper divisors (89893241).
242020135 is an equidigital number, since it uses as much as digits as its factorization.
242020135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6914873.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 242020135 is about 15556.9963360541. The cubic root of 242020135 is about 623.1852509977.
Adding to 242020135 its reverse (531020242), we get a palindrome (773040377).
The spelling of 242020135 in words is "two hundred forty-two million, twenty thousand, one hundred thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •