Base | Representation |
---|---|
bin | 10000101111011… |
… | …11111001000101 |
3 | 100210021020212012 |
4 | 20113233321011 |
5 | 241423140310 |
6 | 21534104005 |
7 | 3323514260 |
oct | 1027577105 |
9 | 323236765 |
10 | 140443205 |
11 | 72305071 |
12 | 3b04b005 |
13 | 23133cb6 |
14 | 1491bcd7 |
15 | c4e2c05 |
hex | 85efe45 |
140443205 has 32 divisors (see below), whose sum is σ = 205161984. Its totient is φ = 90095616.
The previous prime is 140443169. The next prime is 140443211. The reversal of 140443205 is 502344041.
It is a cyclic number.
It is not a de Polignac number, because 140443205 - 28 = 140442949 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114224 + ... + 115446.
It is an arithmetic number, because the mean of its divisors is an integer number (6411312).
Almost surely, 2140443205 is an apocalyptic number.
It is an amenable number.
140443205 is a deficient number, since it is larger than the sum of its proper divisors (64718779).
140443205 is a wasteful number, since it uses less digits than its factorization.
140443205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1445.
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 140443205 is about 11850.8735964907. The cubic root of 140443205 is about 519.7967709285.
Adding to 140443205 its reverse (502344041), we get a palindrome (642787246).
The spelling of 140443205 in words is "one hundred forty million, four hundred forty-three thousand, two hundred five".
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