Base | Representation |
---|---|
bin | 10100110101110000… |
… | …00001000000011111 |
3 | 1001212201210001001121 |
4 | 22122320001000133 |
5 | 140403201410142 |
6 | 5050112151411 |
7 | 544154031505 |
oct | 123270010037 |
9 | 31781701047 |
10 | 11188310047 |
11 | 4821566a32 |
12 | 2202b38567 |
13 | 1093c4ab05 |
14 | 781ccc675 |
15 | 457389c67 |
hex | 29ae0101f |
11188310047 has 8 divisors (see below), whose sum is σ = 11339904672. Its totient is φ = 11037516000.
The previous prime is 11188310041. The next prime is 11188310117. The reversal of 11188310047 is 74001388111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11188310047 is a prime.
It is a super-2 number, since 2×111883100472 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11188309994 and 11188310021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11188310041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171979 + ... + 227932.
It is an arithmetic number, because the mean of its divisors is an integer number (1417488084).
Almost surely, 211188310047 is an apocalyptic number.
11188310047 is a deficient number, since it is larger than the sum of its proper divisors (151594625).
11188310047 is a wasteful number, since it uses less digits than its factorization.
11188310047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400289.
The product of its (nonzero) digits is 5376, while the sum is 34.
Adding to 11188310047 its reverse (74001388111), we get a palindrome (85189698158).
The spelling of 11188310047 in words is "eleven billion, one hundred eighty-eight million, three hundred ten thousand, forty-seven".
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