Base | Representation |
---|---|
bin | 1011110100101101111… |
… | …1011110001000101011 |
3 | 201102022110221100210220 |
4 | 2331023133132020223 |
5 | 11312002240112021 |
6 | 233152220541123 |
7 | 20450515355064 |
oct | 2751337361053 |
9 | 642273840726 |
10 | 203130004011 |
11 | 79168656580 |
12 | 3344b9b17a3 |
13 | 16202920c5c |
14 | 9b8da8956b |
15 | 543d147cc6 |
hex | 2f4b7de22b |
203130004011 has 16 divisors (see below), whose sum is σ = 296946566400. Its totient is φ = 122490450720.
The previous prime is 203130003991. The next prime is 203130004031. The reversal of 203130004011 is 110400031302.
It is an interprime number because it is at equal distance from previous prime (203130003991) and next prime (203130004031).
It is not a de Polignac number, because 203130004011 - 221 = 203127906859 is a prime.
It is not an unprimeable number, because it can be changed into a prime (203130004031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15459400 + ... + 15472533.
It is an arithmetic number, because the mean of its divisors is an integer number (18559160400).
Almost surely, 2203130004011 is an apocalyptic number.
203130004011 is a deficient number, since it is larger than the sum of its proper divisors (93816562389).
203130004011 is a wasteful number, since it uses less digits than its factorization.
203130004011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30932146.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 203130004011 its reverse (110400031302), we get a palindrome (313530035313).
The spelling of 203130004011 in words is "two hundred three billion, one hundred thirty million, four thousand, eleven".
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