Base | Representation |
---|---|
bin | 111011100110101… |
… | …1010110110010001 |
3 | 12011101100212012111 |
4 | 1313031122312101 |
5 | 13044000202140 |
6 | 530243025321 |
7 | 100363526605 |
oct | 16715326621 |
9 | 5141325174 |
10 | 2000006545 |
11 | 936a51579 |
12 | 47996b241 |
13 | 25b47a334 |
14 | 14d89b505 |
15 | ba8b47ea |
hex | 7735ad91 |
2000006545 has 16 divisors (see below), whose sum is σ = 2430239760. Its totient is φ = 1579936000.
The previous prime is 2000006543. The next prime is 2000006611. The reversal of 2000006545 is 5456000002.
It can be written as a sum of positive squares in 8 ways, for example, as 34680321 + 1965326224 = 5889^2 + 44332^2 .
It is not a de Polignac number, because 2000006545 - 21 = 2000006543 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2000006543) 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, 191355 + ... + 201535.
It is an arithmetic number, because the mean of its divisors is an integer number (151889985).
Almost surely, 22000006545 is an apocalyptic number.
It is an amenable number.
2000006545 is a deficient number, since it is larger than the sum of its proper divisors (430233215).
2000006545 is a wasteful number, since it uses less digits than its factorization.
2000006545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10676.
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 2000006545 is about 44721.4327252605. The cubic root of 2000006545 is about 1259.9224242573.
Adding to 2000006545 its reverse (5456000002), we get a palindrome (7456006547).
The spelling of 2000006545 in words is "two billion, six thousand, five hundred forty-five".
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