Base | Representation |
---|---|
bin | 1111110101100… |
… | …1010110101010 |
3 | 11121222210201200 |
4 | 3331121112222 |
5 | 114001120112 |
6 | 10331425030 |
7 | 1434420426 |
oct | 375312652 |
9 | 147883650 |
10 | 66426282 |
11 | 3455005a |
12 | 1a2b5176 |
13 | 109b9cc0 |
14 | 8b71b86 |
15 | 5c71cdc |
hex | 3f595aa |
66426282 has 24 divisors (see below), whose sum is σ = 154995204. Its totient is φ = 20438784.
The previous prime is 66426263. The next prime is 66426317. The reversal of 66426282 is 28262466.
66426282 is a `hidden beast` number, since 6 + 642 + 6 + 2 + 8 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 64496961 + 1929321 = 8031^2 + 1389^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141703 + ... + 142170.
Almost surely, 266426282 is an apocalyptic number.
66426282 is an abundant number, since it is smaller than the sum of its proper divisors (88568922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66426282 is a wasteful number, since it uses less digits than its factorization.
66426282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 283894 (or 283891 counting only the distinct ones).
The product of its digits is 55296, while the sum is 36.
The square root of 66426282 is about 8150.2320212372. The cubic root of 66426282 is about 404.9921900643.
The spelling of 66426282 in words is "sixty-six million, four hundred twenty-six thousand, two hundred eighty-two".
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