Base | Representation |
---|---|
bin | 1011111101101010101… |
… | …1111011100101011101 |
3 | 201122111220111100100221 |
4 | 2333122223323211131 |
5 | 11331412244143003 |
6 | 234230440521341 |
7 | 20564166451540 |
oct | 2773253734535 |
9 | 648456440327 |
10 | 205532412253 |
11 | 7a190763433 |
12 | 33a00480251 |
13 | 164c6570aac |
14 | 9d3ab74857 |
15 | 552dee77bd |
hex | 2fdaafb95d |
205532412253 has 16 divisors (see below), whose sum is σ = 236485734400. Its totient is φ = 174977334000.
The previous prime is 205532412233. The next prime is 205532412301. The reversal of 205532412253 is 352214235502.
It is not a de Polignac number, because 205532412253 - 213 = 205532404061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205532412233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10423798 + ... + 10443496.
It is an arithmetic number, because the mean of its divisors is an integer number (14780358400).
Almost surely, 2205532412253 is an apocalyptic number.
It is an amenable number.
205532412253 is a deficient number, since it is larger than the sum of its proper divisors (30953322147).
205532412253 is a wasteful number, since it uses less digits than its factorization.
205532412253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29728.
The product of its (nonzero) digits is 72000, while the sum is 34.
Adding to 205532412253 its reverse (352214235502), we get a palindrome (557746647755).
The spelling of 205532412253 in words is "two hundred five billion, five hundred thirty-two million, four hundred twelve thousand, two hundred fifty-three".
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