Base | Representation |
---|---|
bin | 11000011100001… |
… | …10010001011100 |
3 | 112021210012201112 |
4 | 30032012101130 |
5 | 404441203200 |
6 | 32202201152 |
7 | 5036442440 |
oct | 1416062134 |
9 | 467705645 |
10 | 205022300 |
11 | a580331a |
12 | 587b31b8 |
13 | 33625292 |
14 | 1d32c820 |
15 | 12eec535 |
hex | c38645c |
205022300 has 72 divisors (see below), whose sum is σ = 511696416. Its totient is φ = 69845760.
The previous prime is 205022287. The next prime is 205022303. The reversal of 205022300 is 3220502.
It is a super-3 number, since 3×2050223003 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205022303) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120254 + ... + 121946.
Almost surely, 2205022300 is an apocalyptic number.
205022300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 205022300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255848208).
205022300 is an abundant number, since it is smaller than the sum of its proper divisors (306674116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205022300 is a wasteful number, since it uses less digits than its factorization.
205022300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1887 (or 1880 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 14.
The square root of 205022300 is about 14318.5997918791. The cubic root of 205022300 is about 589.6582335500.
Adding to 205022300 its reverse (3220502), we get a palindrome (208242802).
The spelling of 205022300 in words is "two hundred five million, twenty-two thousand, three hundred".
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