Base | Representation |
---|---|
bin | 110110100101111… |
… | …0010100010000000 |
3 | 11201122212102221120 |
4 | 1231023302202000 |
5 | 12222420311404 |
6 | 501433552240 |
7 | 63252050331 |
oct | 15513624200 |
9 | 4648772846 |
10 | 1831807104 |
11 | 860009876 |
12 | 431575680 |
13 | 23267873a |
14 | 1353d6288 |
15 | aac3c9d9 |
hex | 6d2f2880 |
1831807104 has 128 divisors (see below), whose sum is σ = 4988926080. Its totient is φ = 595353600.
The previous prime is 1831807097. The next prime is 1831807129. The reversal of 1831807104 is 4017081381.
It is a tau number, because it is divible by the number of its divisors (128).
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 2830909 + ... + 2831555.
It is an arithmetic number, because the mean of its divisors is an integer number (38975985).
Almost surely, 21831807104 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1831807104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2494463040).
1831807104 is an abundant number, since it is smaller than the sum of its proper divisors (3157118976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1831807104 is a wasteful number, since it uses less digits than its factorization.
1831807104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 838 (or 826 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 33.
The square root of 1831807104 is about 42799.6156992093. The cubic root of 1831807104 is about 1223.5636874549.
Adding to 1831807104 its reverse (4017081381), we get a palindrome (5848888485).
The spelling of 1831807104 in words is "one billion, eight hundred thirty-one million, eight hundred seven thousand, one hundred four".
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