Base | Representation |
---|---|
bin | 11100110110010… |
… | …10000101100111 |
3 | 121212100212220112 |
4 | 32123022011213 |
5 | 443423001411 |
6 | 40002523235 |
7 | 5665653014 |
oct | 1633120547 |
9 | 555325815 |
10 | 242000231 |
11 | 11466a3a0 |
12 | 6906651b |
13 | 3b1a1405 |
14 | 241d670b |
15 | 163a3b8b |
hex | e6ca167 |
242000231 has 4 divisors (see below), whose sum is σ = 264000264. Its totient is φ = 220000200.
The previous prime is 242000203. The next prime is 242000267. The reversal of 242000231 is 132000242.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 242000231 - 218 = 241738087 is a prime.
It is a super-2 number, since 2×2420002312 = 117128223608106722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242000281) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11000000 + ... + 11000021.
It is an arithmetic number, because the mean of its divisors is an integer number (66000066).
Almost surely, 2242000231 is an apocalyptic number.
242000231 is a deficient number, since it is larger than the sum of its proper divisors (22000033).
242000231 is a wasteful number, since it uses less digits than its factorization.
242000231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22000032.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 242000231 is about 15556.3566107235. The cubic root of 242000231 is about 623.1681667176.
Adding to 242000231 its reverse (132000242), we get a palindrome (374000473).
The spelling of 242000231 in words is "two hundred forty-two million, two hundred thirty-one", and thus it is an aban number.
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