Base | Representation |
---|---|
bin | 1101111001101… |
… | …01100000001001 |
3 | 22010102110022221 |
4 | 12330311200021 |
5 | 214323023311 |
6 | 15323214041 |
7 | 2614114666 |
oct | 674654011 |
9 | 263373287 |
10 | 116611081 |
11 | 5a9076a4 |
12 | 33077321 |
13 | 1b20b552 |
14 | 116b6a6d |
15 | a386671 |
hex | 6f35809 |
116611081 has 8 divisors (see below), whose sum is σ = 123744960. Its totient is φ = 109649232.
The previous prime is 116611067. The next prime is 116611097. The reversal of 116611081 is 180116611.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 116611081 - 211 = 116609033 is a prime.
It is a super-3 number, since 3×1166110813 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (116611051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41610 + ... + 44323.
It is an arithmetic number, because the mean of its divisors is an integer number (15468120).
Almost surely, 2116611081 is an apocalyptic number.
It is an amenable number.
116611081 is a deficient number, since it is larger than the sum of its proper divisors (7133879).
116611081 is an equidigital number, since it uses as much as digits as its factorization.
116611081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86015.
The product of its (nonzero) digits is 288, while the sum is 25.
The square root of 116611081 is about 10798.6610744110. The cubic root of 116611081 is about 488.5547878948.
Adding to 116611081 its reverse (180116611), we get a palindrome (296727692).
The spelling of 116611081 in words is "one hundred sixteen million, six hundred eleven thousand, eighty-one".
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