Base | Representation |
---|---|
bin | 1000100111000011… |
… | …1111011000010000 |
3 | 12222002011021111100 |
4 | 2021300333120100 |
5 | 14213144233404 |
6 | 1021203344400 |
7 | 111163622331 |
oct | 21160773020 |
9 | 5862137440 |
10 | 2311321104 |
11 | a86753834 |
12 | 546082100 |
13 | 2aab0a131 |
14 | 17cd78288 |
15 | d7daad39 |
hex | 89c3f610 |
2311321104 has 60 divisors (see below), whose sum is σ = 6495426652. Its totient is φ = 767232000.
The previous prime is 2311321087. The next prime is 2311321151. The reversal of 2311321104 is 4011231132.
It can be written as a sum of positive squares in 2 ways, for example, as 1789290000 + 522031104 = 42300^2 + 22848^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1404 + ... + 68004.
Almost surely, 22311321104 is an apocalyptic number.
2311321104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2311321104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3247713326).
2311321104 is an abundant number, since it is smaller than the sum of its proper divisors (4184105548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2311321104 is a wasteful number, since it uses less digits than its factorization.
2311321104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66856 (or 66847 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 2311321104 is about 48076.2010146392. The cubic root of 2311321104 is about 1322.1683644512.
Adding to 2311321104 its reverse (4011231132), we get a palindrome (6322552236).
The spelling of 2311321104 in words is "two billion, three hundred eleven million, three hundred twenty-one thousand, one hundred four".
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