Base | Representation |
---|---|
bin | 101101001000… |
… | …110111111111 |
3 | 211021011121000 |
4 | 231020313333 |
5 | 11012122311 |
6 | 1101341343 |
7 | 202402023 |
oct | 55106777 |
9 | 24234530 |
10 | 11832831 |
11 | 67521aa |
12 | 3b67853 |
13 | 25b3b9a |
14 | 1800383 |
15 | 108b056 |
hex | b48dff |
11832831 has 8 divisors (see below), whose sum is σ = 17530160. Its totient is φ = 7888536.
The previous prime is 11832823. The next prime is 11832851. The reversal of 11832831 is 13823811.
It is not a de Polignac number, because 11832831 - 23 = 11832823 is a prime.
It is a super-2 number, since 2×118328312 = 280031778949122, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 438253 = 11832831 / (1 + 1 + 8 + 3 + 2 + 8 + 3 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11832795 and 11832804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11832851) 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, 219100 + ... + 219153.
It is an arithmetic number, because the mean of its divisors is an integer number (2191270).
Almost surely, 211832831 is an apocalyptic number.
11832831 is a deficient number, since it is larger than the sum of its proper divisors (5697329).
11832831 is an equidigital number, since it uses as much as digits as its factorization.
11832831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 438262 (or 438256 counting only the distinct ones).
The product of its digits is 1152, while the sum is 27.
The square root of 11832831 is about 3439.8882249282. Note that the first 3 decimals coincide. The cubic root of 11832831 is about 227.8747580862.
The spelling of 11832831 in words is "eleven million, eight hundred thirty-two thousand, eight hundred thirty-one".
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