Base | Representation |
---|---|
bin | 10111010100101001011001 |
3 | 102111121200001 |
4 | 113110221121 |
5 | 3031121011 |
6 | 335013001 |
7 | 102652504 |
oct | 27245131 |
9 | 12447601 |
10 | 6113881 |
11 | 34a64a4 |
12 | 206a161 |
13 | 1360aa7 |
14 | b5213b |
15 | 80b7c1 |
hex | 5d4a59 |
6113881 has 4 divisors (see below), whose sum is σ = 6200064. Its totient is φ = 6027700.
The previous prime is 6113857. The next prime is 6113893. The reversal of 6113881 is 1883116.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 6113881 - 27 = 6113753 is a prime.
It is a super-2 number, since 2×61138812 = 74759081764322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6113831) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42985 + ... + 43126.
It is an arithmetic number, because the mean of its divisors is an integer number (1550016).
Almost surely, 26113881 is an apocalyptic number.
It is an amenable number.
6113881 is a deficient number, since it is larger than the sum of its proper divisors (86183).
6113881 is an equidigital number, since it uses as much as digits as its factorization.
6113881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86182.
The product of its digits is 1152, while the sum is 28.
The square root of 6113881 is about 2472.6263365094. The cubic root of 6113881 is about 182.8545032810.
Adding to 6113881 its reverse (1883116), we get a palindrome (7996997).
The spelling of 6113881 in words is "six million, one hundred thirteen thousand, eight hundred eighty-one".
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