Base | Representation |
---|---|
bin | 11000010100010… |
… | …11110000110100 |
3 | 112012212002012021 |
4 | 30022023300310 |
5 | 404210334322 |
6 | 32124202524 |
7 | 5024640100 |
oct | 1412136064 |
9 | 465762167 |
10 | 203996212 |
11 | a5172412 |
12 | 58399444 |
13 | 33356224 |
14 | 1d142900 |
15 | 12d984c7 |
hex | c28bc34 |
203996212 has 18 divisors (see below), whose sum is σ = 415278402. Its totient is φ = 87426864.
The previous prime is 203996189. The next prime is 203996227. The reversal of 203996212 is 212699302.
It can be written as a sum of positive squares in only one way, i.e., 160883856 + 43112356 = 12684^2 + 6566^2 .
It is a super-2 number, since 2×2039962122 = 83228909020697888, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 520203 + ... + 520594.
Almost surely, 2203996212 is an apocalyptic number.
It is an amenable number.
203996212 is an abundant number, since it is smaller than the sum of its proper divisors (211282190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203996212 is a wasteful number, since it uses less digits than its factorization.
203996212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1040815 (or 1040806 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 34.
The square root of 203996212 is about 14282.7242499462. The cubic root of 203996212 is about 588.6728880274.
The spelling of 203996212 in words is "two hundred three million, nine hundred ninety-six thousand, two hundred twelve".
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