Base | Representation |
---|---|
bin | 10101110110000101… |
… | …11101001011010001 |
3 | 1010021100101121111121 |
4 | 22323002331023101 |
5 | 143004340030344 |
6 | 5215432442241 |
7 | 563426525146 |
oct | 127302751321 |
9 | 33240347447 |
10 | 11728048849 |
11 | 4a791a5760 |
12 | 2333849381 |
13 | 114ba0789a |
14 | 7d386a3cd |
15 | 489952684 |
hex | 2bb0bd2d1 |
11728048849 has 8 divisors (see below), whose sum is σ = 12796875648. Its totient is φ = 10659662160.
The previous prime is 11728048789. The next prime is 11728048853. The reversal of 11728048849 is 94884082711.
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 11728048849 - 211 = 11728046801 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11728048796 and 11728048805.
It is not an unprimeable number, because it can be changed into a prime (11728028849) 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, 53017 + ... + 162070.
It is an arithmetic number, because the mean of its divisors is an integer number (1599609456).
Almost surely, 211728048849 is an apocalyptic number.
It is an amenable number.
11728048849 is a deficient number, since it is larger than the sum of its proper divisors (1068826799).
11728048849 is a wasteful number, since it uses less digits than its factorization.
11728048849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220055.
The product of its (nonzero) digits is 1032192, while the sum is 52.
The spelling of 11728048849 in words is "eleven billion, seven hundred twenty-eight million, forty-eight thousand, eight hundred forty-nine".
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