Base | Representation |
---|---|
bin | 111100100000100… |
… | …0001111000111101 |
3 | 12020111101120212120 |
4 | 1321001001320331 |
5 | 13124230004041 |
6 | 533244353153 |
7 | 101212242642 |
oct | 17101017075 |
9 | 5214346776 |
10 | 2030313021 |
11 | 952071250 |
12 | 487b457b9 |
13 | 26482b969 |
14 | 153909dc9 |
15 | bd39e366 |
hex | 79041e3d |
2030313021 has 16 divisors (see below), whose sum is σ = 2970874368. Its totient is φ = 1223121200.
The previous prime is 2030313013. The next prime is 2030313023. The reversal of 2030313021 is 1203130302.
It is a cyclic number.
It is not a de Polignac number, because 2030313021 - 23 = 2030313013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2030313023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178695 + ... + 189716.
It is an arithmetic number, because the mean of its divisors is an integer number (185679648).
Almost surely, 22030313021 is an apocalyptic number.
It is an amenable number.
2030313021 is a deficient number, since it is larger than the sum of its proper divisors (940561347).
2030313021 is a wasteful number, since it uses less digits than its factorization.
2030313021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 368592.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 2030313021 is about 45058.9948955811. The cubic root of 2030313021 is about 1266.2544947570.
Adding to 2030313021 its reverse (1203130302), we get a palindrome (3233443323).
The spelling of 2030313021 in words is "two billion, thirty million, three hundred thirteen thousand, twenty-one".
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