Base | Representation |
---|---|
bin | 1011110101000011011… |
… | …1001111001010100110 |
3 | 201102112202111202000122 |
4 | 2331100313033022212 |
5 | 11312143322321410 |
6 | 233205200241542 |
7 | 20452661343431 |
oct | 2752067171246 |
9 | 642482452018 |
10 | 203220120230 |
11 | 79204507196 |
12 | 334760102b2 |
13 | 162184b3a6a |
14 | 9b9ba26818 |
15 | 5445ee8e55 |
hex | 2f50dcf2a6 |
203220120230 has 32 divisors (see below), whose sum is σ = 366726709440. Its totient is φ = 81081538560.
The previous prime is 203220120161. The next prime is 203220120247. The reversal of 203220120230 is 32021022302.
It is a junction number, because it is equal to n+sod(n) for n = 203220120199 and 203220120208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6389006 + ... + 6420734.
It is an arithmetic number, because the mean of its divisors is an integer number (11460209670).
Almost surely, 2203220120230 is an apocalyptic number.
203220120230 is a deficient number, since it is larger than the sum of its proper divisors (163506589210).
203220120230 is a wasteful number, since it uses less digits than its factorization.
203220120230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33344.
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 203220120230 its reverse (32021022302), we get a palindrome (235241142532).
The spelling of 203220120230 in words is "two hundred three billion, two hundred twenty million, one hundred twenty thousand, two hundred thirty".
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