Base | Representation |
---|---|
bin | 11011011011110… |
… | …00001001000010 |
3 | 121001000211100022 |
4 | 31231320021002 |
5 | 432403131432 |
6 | 34500253442 |
7 | 5463034436 |
oct | 1555701102 |
9 | 531024308 |
10 | 230130242 |
11 | 1089a2291 |
12 | 650a1282 |
13 | 388a6654 |
14 | 227c69c6 |
15 | 1530bb12 |
hex | db78242 |
230130242 has 8 divisors (see below), whose sum is σ = 363363600. Its totient is φ = 109009044.
The previous prime is 230130233. The next prime is 230130259. The reversal of 230130242 is 242031032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×2301302423 (a number of 26 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 230130242.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 3027992 + ... + 3028067.
It is an arithmetic number, because the mean of its divisors is an integer number (45420450).
Almost surely, 2230130242 is an apocalyptic number.
230130242 is a deficient number, since it is larger than the sum of its proper divisors (133233358).
230130242 is a wasteful number, since it uses less digits than its factorization.
230130242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6056080.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 230130242 is about 15170.0442319724. The cubic root of 230130242 is about 612.8081954180.
Adding to 230130242 its reverse (242031032), we get a palindrome (472161274).
The spelling of 230130242 in words is "two hundred thirty million, one hundred thirty thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •