Base | Representation |
---|---|
bin | 101010101100000… |
… | …1111111101101101 |
3 | 10200211100111010012 |
4 | 1111120033331231 |
5 | 10413144421310 |
6 | 354045423005 |
7 | 50332241126 |
oct | 12530177555 |
9 | 3624314105 |
10 | 1432420205 |
11 | 675622557 |
12 | 33b86aa65 |
13 | 19a9c0228 |
14 | d835104d |
15 | 85b4ac05 |
hex | 5560ff6d |
1432420205 has 16 divisors (see below), whose sum is σ = 1736837424. Its totient is φ = 1134013440.
The previous prime is 1432420169. The next prime is 1432420211. The reversal of 1432420205 is 5020242341.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 537034276 + 895385929 = 23174^2 + 29923^2 .
It is not a de Polignac number, because 1432420205 - 26 = 1432420141 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448715 + ... + 451895.
It is an arithmetic number, because the mean of its divisors is an integer number (108552339).
Almost surely, 21432420205 is an apocalyptic number.
It is an amenable number.
1432420205 is a deficient number, since it is larger than the sum of its proper divisors (304417219).
1432420205 is a wasteful number, since it uses less digits than its factorization.
1432420205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4096.
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 1432420205 is about 37847.3275806892. The cubic root of 1432420205 is about 1127.2583979620.
Adding to 1432420205 its reverse (5020242341), we get a palindrome (6452662546).
The spelling of 1432420205 in words is "one billion, four hundred thirty-two million, four hundred twenty thousand, two hundred five".
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