Base | Representation |
---|---|
bin | 111111011111011… |
… | …1010111010101010 |
3 | 12111110202201120211 |
4 | 1332332322322222 |
5 | 13330342022331 |
6 | 551222211334 |
7 | 103536205063 |
oct | 17676727252 |
9 | 5443681524 |
10 | 2130423466 |
11 | 9a3628756 |
12 | 4b5583b4a |
13 | 27c4b0802 |
14 | 162d2956a |
15 | c70768b1 |
hex | 7efbaeaa |
2130423466 has 8 divisors (see below), whose sum is σ = 3198410244. Its totient is φ = 1064286720.
The previous prime is 2130423439. The next prime is 2130423467. The reversal of 2130423466 is 6643240312.
It can be written as a sum of positive squares in 2 ways, for example, as 2032116241 + 98307225 = 45079^2 + 9915^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (2130423467) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459625 + ... + 464236.
Almost surely, 22130423466 is an apocalyptic number.
2130423466 is a deficient number, since it is larger than the sum of its proper divisors (1067986778).
2130423466 is a wasteful number, since it uses less digits than its factorization.
2130423466 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 925016.
The product of its (nonzero) digits is 20736, while the sum is 31.
The square root of 2130423466 is about 46156.5105483506. The cubic root of 2130423466 is about 1286.7336119009.
Adding to 2130423466 its reverse (6643240312), we get a palindrome (8773663778).
The spelling of 2130423466 in words is "two billion, one hundred thirty million, four hundred twenty-three thousand, four hundred sixty-six".
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