Base | Representation |
---|---|
bin | 1001000011011010… |
… | …0001110000000001 |
3 | 20021100212121200101 |
4 | 2100312201300001 |
5 | 14434113304441 |
6 | 1041051522401 |
7 | 114136320310 |
oct | 22066416001 |
9 | 6240777611 |
10 | 2430213121 |
11 | 10378790a6 |
12 | 579a59401 |
13 | 2c963693b |
14 | 190a86277 |
15 | e3543231 |
hex | 90da1c01 |
2430213121 has 16 divisors (see below), whose sum is σ = 2947262976. Its totient is φ = 1956174336.
The previous prime is 2430213119. The next prime is 2430213133. The reversal of 2430213121 is 1213120342.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2430213121 - 21 = 2430213119 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2430214121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32040 + ... + 76726.
It is an arithmetic number, because the mean of its divisors is an integer number (184203936).
Almost surely, 22430213121 is an apocalyptic number.
It is an amenable number.
2430213121 is a deficient number, since it is larger than the sum of its proper divisors (517049855).
2430213121 is a wasteful number, since it uses less digits than its factorization.
2430213121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45168.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 2430213121 is about 49297.1918165731. The cubic root of 2430213121 is about 1344.4607265820.
Adding to 2430213121 its reverse (1213120342), we get a palindrome (3643333463).
The spelling of 2430213121 in words is "two billion, four hundred thirty million, two hundred thirteen thousand, one hundred twenty-one".
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