Base | Representation |
---|---|
bin | 111111010001101… |
… | …1110110010010011 |
3 | 12110222020021111022 |
4 | 1332203132302103 |
5 | 13322021332410 |
6 | 550404110055 |
7 | 103421105651 |
oct | 17643366223 |
9 | 5428207438 |
10 | 2123230355 |
11 | 99a565434 |
12 | 4b309532b |
13 | 27ab6272c |
14 | 161db5dd1 |
15 | c6605455 |
hex | 7e8dec93 |
2123230355 has 16 divisors (see below), whose sum is σ = 2592985824. Its totient is φ = 1668583680.
The previous prime is 2123230313. The next prime is 2123230357. The reversal of 2123230355 is 5530323212.
It is not a de Polignac number, because 2123230355 - 228 = 1854794899 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2123230357) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257324 + ... + 265446.
It is an arithmetic number, because the mean of its divisors is an integer number (162061614).
Almost surely, 22123230355 is an apocalyptic number.
2123230355 is a deficient number, since it is larger than the sum of its proper divisors (469755469).
2123230355 is an equidigital number, since it uses as much as digits as its factorization.
2123230355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9046.
The product of its (nonzero) digits is 5400, while the sum is 26.
The square root of 2123230355 is about 46078.5237936286. The cubic root of 2123230355 is about 1285.2838134227.
Adding to 2123230355 its reverse (5530323212), we get a palindrome (7653553567).
The spelling of 2123230355 in words is "two billion, one hundred twenty-three million, two hundred thirty thousand, three hundred fifty-five".
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