Base | Representation |
---|---|
bin | 11000011111001… |
… | …01001101010000 |
3 | 112022111222010110 |
4 | 30033211031100 |
5 | 410041124102 |
6 | 32214401320 |
7 | 5042652222 |
oct | 1417451520 |
9 | 468458113 |
10 | 205411152 |
11 | a5a49491 |
12 | 58960240 |
13 | 3373027b |
14 | 1d3d0412 |
15 | 1307786c |
hex | c3e5350 |
205411152 has 40 divisors (see below), whose sum is σ = 531930240. Its totient is φ = 68304640.
The previous prime is 205411127. The next prime is 205411159. The reversal of 205411152 is 251114502.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205411159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15724 + ... + 25652.
It is an arithmetic number, because the mean of its divisors is an integer number (13298256).
Almost surely, 2205411152 is an apocalyptic number.
It is an amenable number.
205411152 is an abundant number, since it is smaller than the sum of its proper divisors (326519088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205411152 is a wasteful number, since it uses less digits than its factorization.
205411152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10371 (or 10365 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 21.
The square root of 205411152 is about 14332.1719219384. The cubic root of 205411152 is about 590.0307864812.
Adding to 205411152 its reverse (251114502), we get a palindrome (456525654).
The spelling of 205411152 in words is "two hundred five million, four hundred eleven thousand, one hundred fifty-two".
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