Base | Representation |
---|---|
bin | 1101011010110000100… |
… | …1001001000110110001 |
3 | 211001000102120121222121 |
4 | 3112230021021012301 |
5 | 12234101431010213 |
6 | 253522224234241 |
7 | 22440351045322 |
oct | 3265411110661 |
9 | 731012517877 |
10 | 230521344433 |
11 | 8984431aaa6 |
12 | 3881516b981 |
13 | 189797006b3 |
14 | b22b87a449 |
15 | 5ee2c3088d |
hex | 35ac2491b1 |
230521344433 has 8 divisors (see below), whose sum is σ = 240070833000. Its totient is φ = 221078554368.
The previous prime is 230521344407. The next prime is 230521344463. The reversal of 230521344433 is 334443125032.
It can be written as a sum of positive squares in 4 ways, for example, as 15677043264 + 214844301169 = 125208^2 + 463513^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-230521344433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230521344463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26670216 + ... + 26678857.
It is an arithmetic number, because the mean of its divisors is an integer number (30008854125).
Almost surely, 2230521344433 is an apocalyptic number.
It is an amenable number.
230521344433 is a deficient number, since it is larger than the sum of its proper divisors (9549488567).
230521344433 is a wasteful number, since it uses less digits than its factorization.
230521344433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53349251.
The product of its (nonzero) digits is 103680, while the sum is 34.
Adding to 230521344433 its reverse (334443125032), we get a palindrome (564964469465).
The spelling of 230521344433 in words is "two hundred thirty billion, five hundred twenty-one million, three hundred forty-four thousand, four hundred thirty-three".
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