Base | Representation |
---|---|
bin | 111100100000001… |
… | …1000101011011101 |
3 | 12020111002000022201 |
4 | 1321000120223131 |
5 | 13124204103341 |
6 | 533241011501 |
7 | 101210640550 |
oct | 17100305335 |
9 | 5214060281 |
10 | 2030144221 |
11 | 951a66446 |
12 | 487a83b91 |
13 | 26479cb91 |
14 | 1538a4697 |
15 | bd369331 |
hex | 79018add |
2030144221 has 8 divisors (see below), whose sum is σ = 2335737600. Its totient is φ = 1728444048.
The previous prime is 2030144189. The next prime is 2030144257. The reversal of 2030144221 is 1224410302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2030144221 - 25 = 2030144189 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2030144261) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 972181 + ... + 974266.
It is an arithmetic number, because the mean of its divisors is an integer number (291967200).
Almost surely, 22030144221 is an apocalyptic number.
It is an amenable number.
2030144221 is a deficient number, since it is larger than the sum of its proper divisors (305593379).
2030144221 is a wasteful number, since it uses less digits than its factorization.
2030144221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1946603.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 2030144221 is about 45057.1217567212. The cubic root of 2030144221 is about 1266.2194016982.
Adding to 2030144221 its reverse (1224410302), we get a palindrome (3254554523).
The spelling of 2030144221 in words is "two billion, thirty million, one hundred forty-four thousand, two hundred twenty-one".
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