Base | Representation |
---|---|
bin | 1000010011110000… |
… | …0000100000011111 |
3 | 12202102202011022010 |
4 | 2010330000200133 |
5 | 14031430320411 |
6 | 1005151322303 |
7 | 106161302043 |
oct | 20474004037 |
9 | 5672664263 |
10 | 2230323231 |
11 | a44a60944 |
12 | 522b20393 |
13 | 2970ba7b6 |
14 | 1722d2023 |
15 | d0c0b7a6 |
hex | 84f0081f |
2230323231 has 8 divisors (see below), whose sum is σ = 3004422064. Its totient is φ = 1471553280.
The previous prime is 2230323223. The next prime is 2230323253. The reversal of 2230323231 is 1323230322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2230323231 - 23 = 2230323223 is a prime.
It is a super-2 number, since 2×22303232312 = 9948683429476558722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2230323198 and 2230323207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2230323281) 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, 3831880 + ... + 3832461.
It is an arithmetic number, because the mean of its divisors is an integer number (375552758).
Almost surely, 22230323231 is an apocalyptic number.
2230323231 is a deficient number, since it is larger than the sum of its proper divisors (774098833).
2230323231 is an equidigital number, since it uses as much as digits as its factorization.
2230323231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7664441.
The product of its (nonzero) digits is 1296, while the sum is 21.
The square root of 2230323231 is about 47226.2980869769. The cubic root of 2230323231 is about 1306.5396762505.
Adding to 2230323231 its reverse (1323230322), we get a palindrome (3553553553).
The spelling of 2230323231 in words is "two billion, two hundred thirty million, three hundred twenty-three thousand, two hundred thirty-one".
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