Base | Representation |
---|---|
bin | 1101011001101110000… |
… | …0011100110111101111 |
3 | 211000021222101202110121 |
4 | 3112123200130313233 |
5 | 12233014003221111 |
6 | 253434414145411 |
7 | 22430421523564 |
oct | 3263340346757 |
9 | 730258352417 |
10 | 230242242031 |
11 | 8971081a25a |
12 | 387577b2267 |
13 | 1893393b749 |
14 | b20278686b |
15 | 5ec849d871 |
hex | 359b81cdef |
230242242031 has 8 divisors (see below), whose sum is σ = 230420482560. Its totient is φ = 230064071832.
The previous prime is 230242241993. The next prime is 230242242037. The reversal of 230242242031 is 130242242032.
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 230242242031 - 219 = 230241717743 is a prime.
It is a super-2 number, since 2×2302422420312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230242241987 and 230242242005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230242242037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7826556 + ... + 7855918.
It is an arithmetic number, because the mean of its divisors is an integer number (28802560320).
Almost surely, 2230242242031 is an apocalyptic number.
230242242031 is a deficient number, since it is larger than the sum of its proper divisors (178240529).
230242242031 is a wasteful number, since it uses less digits than its factorization.
230242242031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35165.
The product of its (nonzero) digits is 4608, while the sum is 25.
Adding to 230242242031 its reverse (130242242032), we get a palindrome (360484484063).
Subtracting from 230242242031 its reverse (130242242032), we obtain a palindrome (99999999999).
The spelling of 230242242031 in words is "two hundred thirty billion, two hundred forty-two million, two hundred forty-two thousand, thirty-one".
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