Base | Representation |
---|---|
bin | 10111111001101… |
… | …11101101101100 |
3 | 111222021202211022 |
4 | 23330313231230 |
5 | 402312144340 |
6 | 31521313312 |
7 | 4653163145 |
oct | 1374675554 |
9 | 458252738 |
10 | 200506220 |
11 | a31a9322 |
12 | 57195838 |
13 | 32703845 |
14 | 1c8b4acc |
15 | 129093b5 |
hex | bf37b6c |
200506220 has 24 divisors (see below), whose sum is σ = 421512000. Its totient is φ = 80116992.
The previous prime is 200506199. The next prime is 200506223. The reversal of 200506220 is 22605002.
It is not an unprimeable number, because it can be changed into a prime (200506223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15956 + ... + 25604.
It is an arithmetic number, because the mean of its divisors is an integer number (17563000).
Almost surely, 2200506220 is an apocalyptic number.
200506220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200506220 is an abundant number, since it is smaller than the sum of its proper divisors (221005780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200506220 is a wasteful number, since it uses less digits than its factorization.
200506220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10697 (or 10695 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 200506220 is about 14160.0218926384. The cubic root of 200506220 is about 585.2965306996.
The spelling of 200506220 in words is "two hundred million, five hundred six thousand, two hundred twenty".
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