Base | Representation |
---|---|
bin | 1110011101101… |
… | …10000101100001 |
3 | 22110022022022012 |
4 | 13032312011201 |
5 | 222030111230 |
6 | 20012322305 |
7 | 3002206541 |
oct | 716660541 |
9 | 273268265 |
10 | 121332065 |
11 | 62541638 |
12 | 34773395 |
13 | 1c1a232a |
14 | 12185321 |
15 | a9ba395 |
hex | 73b6161 |
121332065 has 8 divisors (see below), whose sum is σ = 149533800. Its totient is φ = 94442112.
The previous prime is 121332049. The next prime is 121332089. The reversal of 121332065 is 560233121.
It can be written as a sum of positive squares in 4 ways, for example, as 16638241 + 104693824 = 4079^2 + 10232^2 .
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 121332065 - 24 = 121332049 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 121332065.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327740 + ... + 328109.
It is an arithmetic number, because the mean of its divisors is an integer number (18691725).
Almost surely, 2121332065 is an apocalyptic number.
It is an amenable number.
121332065 is a deficient number, since it is larger than the sum of its proper divisors (28201735).
121332065 is an equidigital number, since it uses as much as digits as its factorization.
121332065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 655891.
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 121332065 is about 11015.0835221527. The cubic root of 121332065 is about 495.0607890518.
Adding to 121332065 its reverse (560233121), we get a palindrome (681565186).
The spelling of 121332065 in words is "one hundred twenty-one million, three hundred thirty-two thousand, sixty-five".
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