Base | Representation |
---|---|
bin | 1111110100010… |
… | …0000011101110 |
3 | 11121211101002000 |
4 | 3331010003232 |
5 | 113440322204 |
6 | 10325513130 |
7 | 1433605215 |
oct | 375040356 |
9 | 147741060 |
10 | 66339054 |
11 | 344a0571 |
12 | 1a2727a6 |
13 | 109893a2 |
14 | 8b4c07c |
15 | 5c56039 |
hex | 3f440ee |
66339054 has 16 divisors (see below), whose sum is σ = 147420240. Its totient is φ = 22113000.
The previous prime is 66339029. The next prime is 66339059. The reversal of 66339054 is 45093366.
It is a super-2 number, since 2×663390542 = 8801740171229832, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66339059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614197 + ... + 614304.
It is an arithmetic number, because the mean of its divisors is an integer number (9213765).
Almost surely, 266339054 is an apocalyptic number.
66339054 is an abundant number, since it is smaller than the sum of its proper divisors (81081186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66339054 is a wasteful number, since it uses less digits than its factorization.
66339054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1228512 (or 1228506 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 36.
The square root of 66339054 is about 8144.8790046262. The cubic root of 66339054 is about 404.8148399146.
The spelling of 66339054 in words is "sixty-six million, three hundred thirty-nine thousand, fifty-four".
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