Base | Representation |
---|---|
bin | 1111110000011… |
… | …0110100001001 |
3 | 11121100121222011 |
4 | 3330012310021 |
5 | 113404310301 |
6 | 10320255521 |
7 | 1431511654 |
oct | 374066411 |
9 | 147317864 |
10 | 66088201 |
11 | 3433a053 |
12 | 1a1715a1 |
13 | 108cc15a |
14 | 8ac489b |
15 | 5c06a51 |
hex | 3f06d09 |
66088201 has 8 divisors (see below), whose sum is σ = 67455360. Its totient is φ = 64729392.
The previous prime is 66088153. The next prime is 66088207. The reversal of 66088201 is 10288066.
66088201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 66088201 - 215 = 66055433 is a prime.
It is a super-2 number, since 2×660882012 = 8735300622832802, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (66088207) 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 7 ways as a sum of consecutive naturals, for example, 15376 + ... + 19198.
It is an arithmetic number, because the mean of its divisors is an integer number (8431920).
Almost surely, 266088201 is an apocalyptic number.
It is an amenable number.
66088201 is a deficient number, since it is larger than the sum of its proper divisors (1367159).
66088201 is a wasteful number, since it uses less digits than its factorization.
66088201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4175.
The product of its (nonzero) digits is 4608, while the sum is 31.
The square root of 66088201 is about 8129.4649885463. The cubic root of 66088201 is about 404.3039428443.
The spelling of 66088201 in words is "sixty-six million, eighty-eight thousand, two hundred one".
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