Base | Representation |
---|---|
bin | 1111111000011… |
… | …0001110000010 |
3 | 11122100010210220 |
4 | 3332012032002 |
5 | 114023010200 |
6 | 10335403510 |
7 | 1436114253 |
oct | 376061602 |
9 | 148303726 |
10 | 66610050 |
11 | 34666131 |
12 | 1a383596 |
13 | 10a52840 |
14 | 8bbcb2a |
15 | 5cab4a0 |
hex | 3f86382 |
66610050 has 48 divisors (see below), whose sum is σ = 177905280. Its totient is φ = 16395840.
The previous prime is 66610043. The next prime is 66610069. The reversal of 66610050 is 5001666.
66610050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×666100502 = 8873797522005000, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 66610050.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 15130 + ... + 19029.
It is an arithmetic number, because the mean of its divisors is an integer number (3706360).
Almost surely, 266610050 is an apocalyptic number.
66610050 is an abundant number, since it is smaller than the sum of its proper divisors (111295230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66610050 is a wasteful number, since it uses less digits than its factorization.
66610050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34187 (or 34182 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 66610050 is about 8161.4980242600. The cubic root of 66610050 is about 405.3653158616.
The spelling of 66610050 in words is "sixty-six million, six hundred ten thousand, fifty".
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