Base | Representation |
---|---|
bin | 1011100100010111… |
… | …0010101000000000 |
3 | 22000102011201221201 |
4 | 2321011302220000 |
5 | 22324424144130 |
6 | 1232045230544 |
7 | 136644432430 |
oct | 27105625000 |
9 | 8012151851 |
10 | 3105303040 |
11 | 1353954154 |
12 | 727b62454 |
13 | 3a6463a28 |
14 | 2165b82c0 |
15 | 132944bca |
hex | b9172a00 |
3105303040 has 160 divisors (see below), whose sum is σ = 8573558400. Its totient is φ = 1056620544.
The previous prime is 3105303037. The next prime is 3105303049. The reversal of 3105303040 is 403035013.
It is a tau number, because it is divible by the number of its divisors (160).
It is a junction number, because it is equal to n+sod(n) for n = 3105302999 and 3105303017.
It is not an unprimeable number, because it can be changed into a prime (3105303049) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2669499 + ... + 2670661.
It is an arithmetic number, because the mean of its divisors is an integer number (53584740).
Almost surely, 23105303040 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 3105303040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4286779200).
3105303040 is an abundant number, since it is smaller than the sum of its proper divisors (5468255360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3105303040 is a wasteful number, since it uses less digits than its factorization.
3105303040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1342 (or 1326 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 19.
The square root of 3105303040 is about 55725.2459842036. The cubic root of 3105303040 is about 1458.9306988661.
Adding to 3105303040 its reverse (403035013), we get a palindrome (3508338053).
The spelling of 3105303040 in words is "three billion, one hundred five million, three hundred three thousand, forty".
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