Base | Representation |
---|---|
bin | 11100010110100111… |
… | …011101001111010011 |
3 | 2220120201011021022222 |
4 | 130112213131033103 |
5 | 444322204310303 |
6 | 21552541051255 |
7 | 2125302354035 |
oct | 342647351723 |
9 | 86521137288 |
10 | 30444213203 |
11 | 11a02a67a88 |
12 | 5a97856b2b |
13 | 2b42416b51 |
14 | 168b43bc55 |
15 | bd2b22938 |
hex | 7169dd3d3 |
30444213203 has 4 divisors (see below), whose sum is σ = 30620191488. Its totient is φ = 30268234920.
The previous prime is 30444213193. The next prime is 30444213223. The reversal of 30444213203 is 30231244403.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30444213203 - 210 = 30444212179 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30444213223) 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, 87988883 + ... + 87989228.
It is an arithmetic number, because the mean of its divisors is an integer number (7655047872).
Almost surely, 230444213203 is an apocalyptic number.
30444213203 is a deficient number, since it is larger than the sum of its proper divisors (175978285).
30444213203 is a wasteful number, since it uses less digits than its factorization.
30444213203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175978284.
The product of its (nonzero) digits is 6912, while the sum is 26.
Adding to 30444213203 its reverse (30231244403), we get a palindrome (60675457606).
The spelling of 30444213203 in words is "thirty billion, four hundred forty-four million, two hundred thirteen thousand, two hundred three".
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