Base | Representation |
---|---|
bin | 11000011111101… |
… | …00001000010011 |
3 | 112022122001222021 |
4 | 30033310020103 |
5 | 410100103100 |
6 | 32215552311 |
7 | 5043325351 |
oct | 1417641023 |
9 | 468561867 |
10 | 205472275 |
11 | a5a903a8 |
12 | 5898b697 |
13 | 33752038 |
14 | 1d4087d1 |
15 | 1308aa1a |
hex | c3f4213 |
205472275 has 12 divisors (see below), whose sum is σ = 260712232. Its totient is φ = 160554240.
The previous prime is 205472269. The next prime is 205472329. The reversal of 205472275 is 572274502.
It is a happy number.
It is not a de Polignac number, because 205472275 - 25 = 205472243 is a prime.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 205472275.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 94494 + ... + 96643.
Almost surely, 2205472275 is an apocalyptic number.
205472275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
205472275 is a deficient number, since it is larger than the sum of its proper divisors (55239957).
205472275 is a wasteful number, since it uses less digits than its factorization.
205472275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191190 (or 191185 counting only the distinct ones).
The product of its (nonzero) digits is 39200, while the sum is 34.
The square root of 205472275 is about 14334.3041337904. The cubic root of 205472275 is about 590.0893046854.
It can be divided in two parts, 20547 and 2275, that added together give a palindrome (22822).
The spelling of 205472275 in words is "two hundred five million, four hundred seventy-two thousand, two hundred seventy-five".
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