Base | Representation |
---|---|
bin | 11100111000100… |
… | …11011000000101 |
3 | 121212221010200200 |
4 | 32130103120011 |
5 | 444012103141 |
6 | 40013201113 |
7 | 6001343136 |
oct | 1634233005 |
9 | 555833620 |
10 | 242300421 |
11 | 114854990 |
12 | 69190199 |
13 | 3b277c3c |
14 | 24273c8d |
15 | 16412ab6 |
hex | e713605 |
242300421 has 12 divisors (see below), whose sum is σ = 381806880. Its totient is φ = 146848680.
The previous prime is 242300417. The next prime is 242300431. The reversal of 242300421 is 124003242.
242300421 is a `hidden beast` number, since 242 + 3 + 0 + 0 + 421 = 666.
It is not a de Polignac number, because 242300421 - 22 = 242300417 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 242300394 and 242300403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242300431) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 1223641 + ... + 1223838.
It is an arithmetic number, because the mean of its divisors is an integer number (31817240).
Almost surely, 2242300421 is an apocalyptic number.
It is an amenable number.
242300421 is a deficient number, since it is larger than the sum of its proper divisors (139506459).
242300421 is a wasteful number, since it uses less digits than its factorization.
242300421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2447496 (or 2447493 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 242300421 is about 15566.0020878837. The cubic root of 242300421 is about 623.4257305973.
Adding to 242300421 its reverse (124003242), we get a palindrome (366303663).
The spelling of 242300421 in words is "two hundred forty-two million, three hundred thousand, four hundred twenty-one".
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