Base | Representation |
---|---|
bin | 11100101101111110… |
… | …011011011100000111 |
3 | 2221121000120202012022 |
4 | 130231332123130013 |
5 | 1001123021023421 |
6 | 22055500513355 |
7 | 2141101422401 |
oct | 345576333407 |
9 | 87530522168 |
10 | 30836111111 |
11 | 120941a9753 |
12 | 5b86b4b85b |
13 | 2ba567c6c0 |
14 | 16c74d3b71 |
15 | c072357ab |
hex | 72df9b707 |
30836111111 has 16 divisors (see below), whose sum is σ = 34266462048. Its totient is φ = 27567091200.
The previous prime is 30836111099. The next prime is 30836111167. The reversal of 30836111111 is 11111163803.
It is a cyclic number.
It is not a de Polignac number, because 30836111111 - 222 = 30831916807 is a prime.
30836111111 is a modest number, since divided by 111111 gives 30836 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30836111171) 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, 138125 + ... + 284166.
It is an arithmetic number, because the mean of its divisors is an integer number (2141653878).
Almost surely, 230836111111 is an apocalyptic number.
30836111111 is a deficient number, since it is larger than the sum of its proper divisors (3430350937).
30836111111 is a wasteful number, since it uses less digits than its factorization.
30836111111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 422482.
The product of its (nonzero) digits is 432, while the sum is 26.
Adding to 30836111111 its reverse (11111163803), we get a palindrome (41947274914).
The spelling of 30836111111 in words is "thirty billion, eight hundred thirty-six million, one hundred eleven thousand, one hundred eleven".
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