Base | Representation |
---|---|
bin | 100100111101… |
… | …100001001001 |
3 | 200020021000211 |
4 | 210331201021 |
5 | 4440023121 |
6 | 543401121 |
7 | 145233166 |
oct | 44754111 |
9 | 20207024 |
10 | 9689161 |
11 | 5518679 |
12 | 32b31a1 |
13 | 2013241 |
14 | 140306d |
15 | cb5ce1 |
hex | 93d849 |
9689161 has 12 divisors (see below), whose sum is σ = 10316124. Its totient is φ = 9094400.
The previous prime is 9689149. The next prime is 9689177. The reversal of 9689161 is 1619869.
It can be written as a sum of positive squares in 6 ways, for example, as 270400 + 9418761 = 520^2 + 3069^2 .
It is not a de Polignac number, because 9689161 - 27 = 9689033 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9689101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34341 + ... + 34621.
It is an arithmetic number, because the mean of its divisors is an integer number (859677).
Almost surely, 29689161 is an apocalyptic number.
It is an amenable number.
9689161 is a deficient number, since it is larger than the sum of its proper divisors (626963).
9689161 is a wasteful number, since it uses less digits than its factorization.
9689161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 380 (or 351 counting only the distinct ones).
The product of its digits is 23328, while the sum is 40.
The square root of 9689161 is about 3112.7417175217. The cubic root of 9689161 is about 213.1876574372.
The spelling of 9689161 in words is "nine million, six hundred eighty-nine thousand, one hundred sixty-one".
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