Base | Representation |
---|---|
bin | 1000101011100101… |
… | …1011110101010101 |
3 | 20000101220010010122 |
4 | 2022321123311111 |
5 | 14233024441041 |
6 | 1023122401325 |
7 | 111514216412 |
oct | 21271336525 |
9 | 6011803118 |
10 | 2330312021 |
11 | a96444a04 |
12 | 550500245 |
13 | 2b1a2916b |
14 | 1816bd109 |
15 | d98acc4b |
hex | 8ae5bd55 |
2330312021 has 4 divisors (see below), whose sum is σ = 2330409312. Its totient is φ = 2330214732.
The previous prime is 2330312011. The next prime is 2330312053. The reversal of 2330312021 is 1202130332.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 2330312021 - 230 = 1256570197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2330312011) 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, 15320 + ... + 69966.
It is an arithmetic number, because the mean of its divisors is an integer number (582602328).
Almost surely, 22330312021 is an apocalyptic number.
It is an amenable number.
2330312021 is a deficient number, since it is larger than the sum of its proper divisors (97291).
2330312021 is an equidigital number, since it uses as much as digits as its factorization.
2330312021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97290.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 2330312021 is about 48273.3054700007. The cubic root of 2330312021 is about 1325.7796803831.
Adding to 2330312021 its reverse (1202130332), we get a palindrome (3532442353).
The spelling of 2330312021 in words is "two billion, three hundred thirty million, three hundred twelve thousand, twenty-one".
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