Base | Representation |
---|---|
bin | 1000010011101110… |
… | …0111100101000001 |
3 | 12202102112222020021 |
4 | 2010323213211001 |
5 | 14031414033441 |
6 | 1005145213441 |
7 | 106160365252 |
oct | 20473474501 |
9 | 5672488207 |
10 | 2230221121 |
11 | a449a1157 |
12 | 522a91281 |
13 | 29708318b |
14 | 1722a6b29 |
15 | d0bdb3d1 |
hex | 84ee7941 |
2230221121 has 8 divisors (see below), whose sum is σ = 2348808800. Its totient is φ = 2111754240.
The previous prime is 2230221107. The next prime is 2230221163. The reversal of 2230221121 is 1211220322.
2230221121 = T366 + T367 + ... + T2376.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2230221121 - 29 = 2230220609 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2230221095 and 2230221104.
It is not an unprimeable number, because it can be changed into a prime (2230221221) 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, 9025 + ... + 67393.
It is an arithmetic number, because the mean of its divisors is an integer number (293601100).
Almost surely, 22230221121 is an apocalyptic number.
It is an amenable number.
2230221121 is a deficient number, since it is larger than the sum of its proper divisors (118587679).
2230221121 is a wasteful number, since it uses less digits than its factorization.
2230221121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60399.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 2230221121 is about 47225.2170032071. The cubic root of 2230221121 is about 1306.5197370177.
Adding to 2230221121 its reverse (1211220322), we get a palindrome (3441441443).
The spelling of 2230221121 in words is "two billion, two hundred thirty million, two hundred twenty-one thousand, one hundred twenty-one".
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