Base | Representation |
---|---|
bin | 11100111001100… |
… | …01110101111101 |
3 | 121220011110212121 |
4 | 32130301311331 |
5 | 444030101323 |
6 | 40020002541 |
7 | 6002403022 |
oct | 1634616575 |
9 | 556143777 |
10 | 242425213 |
11 | 11492a718 |
12 | 69230451 |
13 | 3b2bc994 |
14 | 242a7549 |
15 | 16439a5d |
hex | e731d7d |
242425213 has 8 divisors (see below), whose sum is σ = 245235200. Its totient is φ = 239621760.
The previous prime is 242425187. The next prime is 242425241. The reversal of 242425213 is 312524242.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 242425213 - 217 = 242294141 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 (242425243) 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, 141838 + ... + 143536.
It is an arithmetic number, because the mean of its divisors is an integer number (30654400).
Almost surely, 2242425213 is an apocalyptic number.
It is an amenable number.
242425213 is a deficient number, since it is larger than the sum of its proper divisors (2809987).
242425213 is a wasteful number, since it uses less digits than its factorization.
242425213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3267.
The product of its digits is 3840, while the sum is 25.
The square root of 242425213 is about 15570.0100513776. The cubic root of 242425213 is about 623.5327398919.
Adding to 242425213 its reverse (312524242), we get a palindrome (554949455).
The spelling of 242425213 in words is "two hundred forty-two million, four hundred twenty-five thousand, two hundred thirteen".
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