Base | Representation |
---|---|
bin | 100000100000101… |
… | …111101011111011 |
3 | 1102000100222101020 |
4 | 200200233223323 |
5 | 2104114023333 |
6 | 130042553523 |
7 | 16342201233 |
oct | 4040575373 |
9 | 1360328336 |
10 | 545454843 |
11 | 25a99332a |
12 | 1328088a3 |
13 | 8900b75b |
14 | 52628cc3 |
15 | 32d463b3 |
hex | 2082fafb |
545454843 has 24 divisors (see below), whose sum is σ = 780344880. Its totient is φ = 338803200.
The previous prime is 545454841. The next prime is 545454859. The reversal of 545454843 is 348454545.
It is not a de Polignac number, because 545454843 - 21 = 545454841 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 545454795 and 545454804.
It is not an unprimeable number, because it can be changed into a prime (545454841) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84453 + ... + 90681.
It is an arithmetic number, because the mean of its divisors is an integer number (32514370).
Almost surely, 2545454843 is an apocalyptic number.
545454843 is a deficient number, since it is larger than the sum of its proper divisors (234890037).
545454843 is a wasteful number, since it uses less digits than its factorization.
545454843 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6367 (or 6350 counting only the distinct ones).
The product of its digits is 768000, while the sum is 42.
The square root of 545454843 is about 23354.9746949124. The cubic root of 545454843 is about 817.0580892116.
The spelling of 545454843 in words is "five hundred forty-five million, four hundred fifty-four thousand, eight hundred forty-three".
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