Base | Representation |
---|---|
bin | 100000011111100… |
… | …100000100101101 |
3 | 1101222210020112111 |
4 | 200133210010231 |
5 | 2104024121013 |
6 | 130032204021 |
7 | 16336441261 |
oct | 4037440455 |
9 | 1358706474 |
10 | 545145133 |
11 | 25a7a1675 |
12 | 132699611 |
13 | 88c307b0 |
14 | 525880a1 |
15 | 32cd473d |
hex | 207e412d |
545145133 has 16 divisors (see below), whose sum is σ = 593252352. Its totient is φ = 497952000.
The previous prime is 545145101. The next prime is 545145157. The reversal of 545145133 is 331541545.
It is not a de Polignac number, because 545145133 - 25 = 545145101 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 545145095 and 545145104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (545145163) by changing a digit.
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, 597948 + ... + 598858.
It is an arithmetic number, because the mean of its divisors is an integer number (37078272).
Almost surely, 2545145133 is an apocalyptic number.
It is an amenable number.
545145133 is a deficient number, since it is larger than the sum of its proper divisors (48107219).
545145133 is a wasteful number, since it uses less digits than its factorization.
545145133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1356.
The product of its digits is 18000, while the sum is 31.
The square root of 545145133 is about 23348.3432602829. The cubic root of 545145133 is about 816.9034177031.
Adding to 545145133 its reverse (331541545), we get a palindrome (876686678).
The spelling of 545145133 in words is "five hundred forty-five million, one hundred forty-five thousand, one hundred thirty-three".
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