Base | Representation |
---|---|
bin | 100111101100110… |
… | …001111010110111 |
3 | 1201102021212011002 |
4 | 213230301322313 |
5 | 2331002101411 |
6 | 150031433515 |
7 | 22335222260 |
oct | 4754617267 |
9 | 1642255132 |
10 | 666050231 |
11 | 311a71440 |
12 | 16708589b |
13 | a7cb3682 |
14 | 6465b967 |
15 | 3d71833b |
hex | 27b31eb7 |
666050231 has 8 divisors (see below), whose sum is σ = 830400384. Its totient is φ = 519000120.
The previous prime is 666050227. The next prime is 666050249. The reversal of 666050231 is 132050666.
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 666050231 - 22 = 666050227 is a prime.
It is a super-2 number, since 2×6660502312 = 887245820430306722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 666050194 and 666050203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (666050201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4324925 + ... + 4325078.
It is an arithmetic number, because the mean of its divisors is an integer number (103800048).
Almost surely, 2666050231 is an apocalyptic number.
666050231 is a deficient number, since it is larger than the sum of its proper divisors (164350153).
666050231 is a wasteful number, since it uses less digits than its factorization.
666050231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8650021.
The product of its (nonzero) digits is 6480, while the sum is 29.
The square root of 666050231 is about 25807.9489886353. The cubic root of 666050231 is about 873.3111286270.
The spelling of 666050231 in words is "six hundred sixty-six million, fifty thousand, two hundred thirty-one".
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