Base | Representation |
---|---|
bin | 1000000000000… |
… | …1011001010001 |
3 | 2100011000212100 |
4 | 2000001121101 |
5 | 32042411040 |
6 | 3155151013 |
7 | 555153663 |
oct | 200013121 |
9 | 70130770 |
10 | 33560145 |
11 | 17a42263 |
12 | b2a5469 |
13 | 6c50598 |
14 | 4658533 |
15 | 2e2db30 |
hex | 2001651 |
33560145 has 24 divisors (see below), whose sum is σ = 58369896. Its totient is φ = 17837568.
The previous prime is 33560143. The next prime is 33560161. The reversal of 33560145 is 54106533.
It can be written as a sum of positive squares in 4 ways, for example, as 9235521 + 24324624 = 3039^2 + 4932^2 .
It is not a de Polignac number, because 33560145 - 21 = 33560143 is a prime.
It is a super-2 number, since 2×335601452 = 2252566664842050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (33560143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14059 + ... + 16271.
It is an arithmetic number, because the mean of its divisors is an integer number (2432079).
Almost surely, 233560145 is an apocalyptic number.
It is an amenable number.
33560145 is a deficient number, since it is larger than the sum of its proper divisors (24809751).
33560145 is a wasteful number, since it uses less digits than its factorization.
33560145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2561 (or 2558 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
The square root of 33560145 is about 5793.1118580604. Note that the first 3 decimals coincide. The cubic root of 33560145 is about 322.5580930142.
Adding to 33560145 its reverse (54106533), we get a palindrome (87666678).
The spelling of 33560145 in words is "thirty-three million, five hundred sixty thousand, one hundred forty-five".
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