Base | Representation |
---|---|
bin | 100011101110… |
… | …110010000101 |
3 | 122121212122101 |
4 | 203232302011 |
5 | 4344213121 |
6 | 532432101 |
7 | 142421023 |
oct | 43566205 |
9 | 18555571 |
10 | 9366661 |
11 | 5318347 |
12 | 3178631 |
13 | 1c2c505 |
14 | 135b713 |
15 | c50491 |
hex | 8eec85 |
9366661 has 4 divisors (see below), whose sum is σ = 9619852. Its totient is φ = 9113472.
The previous prime is 9366659. The next prime is 9366671. The reversal of 9366661 is 1666639.
9366661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1666639 = 13 ⋅128203.
It can be written as a sum of positive squares in 2 ways, for example, as 9036036 + 330625 = 3006^2 + 575^2 .
It is a cyclic number.
It is not a de Polignac number, because 9366661 - 21 = 9366659 is a prime.
It is a super-3 number, since 3×93666613 (a number of 22 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 253153 = 9366661 / (9 + 3 + 6 + 6 + 6 + 6 + 1).
It is an Ulam number.
It is the 3061-st Hogben number.
It is a self number, because there is not a number n which added to its sum of digits gives 9366661.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9366641) by changing a digit.
It is a nontrivial repunit in base 3060.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126540 + ... + 126613.
It is an arithmetic number, because the mean of its divisors is an integer number (2404963).
Almost surely, 29366661 is an apocalyptic number.
It is an amenable number.
9366661 is a deficient number, since it is larger than the sum of its proper divisors (253191).
9366661 is a wasteful number, since it uses less digits than its factorization.
9366661 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 253190.
The product of its digits is 34992, while the sum is 37.
The square root of 9366661 is about 3060.5001225290. The cubic root of 9366661 is about 210.7956288018.
The spelling of 9366661 in words is "nine million, three hundred sixty-six thousand, six hundred sixty-one".
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