Base | Representation |
---|---|
bin | 11000011100010… |
… | …10010110101000 |
3 | 112021211001122122 |
4 | 30032022112220 |
5 | 404442222031 |
6 | 32202410412 |
7 | 5036542250 |
oct | 1416122650 |
9 | 467731578 |
10 | 205039016 |
11 | a5814936 |
12 | 58800a08 |
13 | 3362ca80 |
14 | 1d334960 |
15 | 1300247b |
hex | c38a5a8 |
205039016 has 32 divisors (see below), whose sum is σ = 473168640. Its totient is φ = 81114048.
The previous prime is 205038947. The next prime is 205039061. The reversal of 205039016 is 610930502.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140096 + ... + 141551.
It is an arithmetic number, because the mean of its divisors is an integer number (14786520).
Almost surely, 2205039016 is an apocalyptic number.
205039016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
205039016 is an abundant number, since it is smaller than the sum of its proper divisors (268129624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205039016 is a wasteful number, since it uses less digits than its factorization.
205039016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281673 (or 281669 counting only the distinct ones).
The product of its (nonzero) digits is 1620, while the sum is 26.
The square root of 205039016 is about 14319.1834962752. The cubic root of 205039016 is about 589.6742585697.
Adding to 205039016 its reverse (610930502), we get a palindrome (815969518).
The spelling of 205039016 in words is "two hundred five million, thirty-nine thousand, sixteen".
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