Base | Representation |
---|---|
bin | 110011110010000111… |
… | …0010001101101011011 |
3 | 101122000221022022201222 |
4 | 1213210032101231123 |
5 | 3310221000131303 |
6 | 123030325002255 |
7 | 11014501003454 |
oct | 1474416215533 |
9 | 348027268658 |
10 | 111203130203 |
11 | 431852a46a0 |
12 | 1967585338b |
13 | a642849079 |
14 | 554ccca12b |
15 | 2d5ca50938 |
hex | 19e4391b5b |
111203130203 has 16 divisors (see below), whose sum is σ = 123537484800. Its totient is φ = 99244296480.
The previous prime is 111203130173. The next prime is 111203130211. The reversal of 111203130203 is 302031302111.
It is not a de Polignac number, because 111203130203 - 210 = 111203129179 is a prime.
It is a super-2 number, since 2×1112031302032 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (111203130293) 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, 358838 + ... + 592596.
It is an arithmetic number, because the mean of its divisors is an integer number (7721092800).
Almost surely, 2111203130203 is an apocalyptic number.
111203130203 is a deficient number, since it is larger than the sum of its proper divisors (12334354597).
111203130203 is a wasteful number, since it uses less digits than its factorization.
111203130203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234562.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 111203130203 its reverse (302031302111), we get a palindrome (413234432314).
The spelling of 111203130203 in words is "one hundred eleven billion, two hundred three million, one hundred thirty thousand, two hundred three".
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