Base | Representation |
---|---|
bin | 10001010110110… |
… | …11001010110101 |
3 | 101010222022022020 |
4 | 20223123022311 |
5 | 244233214310 |
6 | 22240423353 |
7 | 3415406211 |
oct | 1053331265 |
9 | 333868266 |
10 | 145601205 |
11 | 75208382 |
12 | 40917b59 |
13 | 2421b979 |
14 | 154a1941 |
15 | cbb1170 |
hex | 8adb2b5 |
145601205 has 32 divisors (see below), whose sum is σ = 238163328. Its totient is φ = 75936000.
The previous prime is 145601189. The next prime is 145601207. The reversal of 145601205 is 502106541.
It is not a de Polignac number, because 145601205 - 24 = 145601189 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145601207) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207355 + ... + 208055.
It is an arithmetic number, because the mean of its divisors is an integer number (7442604).
Almost surely, 2145601205 is an apocalyptic number.
145601205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
145601205 is a deficient number, since it is larger than the sum of its proper divisors (92562123).
145601205 is a wasteful number, since it uses less digits than its factorization.
145601205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 997.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 145601205 is about 12066.5324347967. The cubic root of 145601205 is about 526.0838741565.
Adding to 145601205 its reverse (502106541), we get a palindrome (647707746).
The spelling of 145601205 in words is "one hundred forty-five million, six hundred one thousand, two hundred five".
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