Base | Representation |
---|---|
bin | 1100111011101… |
… | …0110100010010 |
3 | 10210001210211101 |
4 | 3032322310102 |
5 | 102341230303 |
6 | 5214335014 |
7 | 1226024425 |
oct | 316726422 |
9 | 123053741 |
10 | 54242578 |
11 | 28689285 |
12 | 161ba46a |
13 | b312500 |
14 | 72bd9bc |
15 | 4b66d1d |
hex | 33bad12 |
54242578 has 12 divisors (see below), whose sum is σ = 88104618. Its totient is φ = 25034880.
The previous prime is 54242561. The next prime is 54242609. The reversal of 54242578 is 87524245.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 14085009 + 40157569 = 3753^2 + 6337^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79903 + ... + 80578.
Almost surely, 254242578 is an apocalyptic number.
54242578 is a deficient number, since it is larger than the sum of its proper divisors (33862040).
54242578 is a wasteful number, since it uses less digits than its factorization.
54242578 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160509 (or 160496 counting only the distinct ones).
The product of its digits is 89600, while the sum is 37.
The square root of 54242578 is about 7364.9560759043. The cubic root of 54242578 is about 378.5414494492.
The spelling of 54242578 in words is "fifty-four million, two hundred forty-two thousand, five hundred seventy-eight".
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