Base | Representation |
---|---|
bin | 11000001100011… |
… | …00011000101101 |
3 | 112010212221022200 |
4 | 30012030120231 |
5 | 403423401224 |
6 | 32045532113 |
7 | 5013022341 |
oct | 1406143055 |
9 | 463787280 |
10 | 202950189 |
11 | a4618532 |
12 | 57b74039 |
13 | 3307b090 |
14 | 1cd4d621 |
15 | 12c3d5c9 |
hex | c18c62d |
202950189 has 24 divisors (see below), whose sum is σ = 319519200. Its totient is φ = 123381792.
The previous prime is 202950161. The next prime is 202950227. The reversal of 202950189 is 981059202.
It is not a de Polignac number, because 202950189 - 27 = 202950061 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202950119) 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, 739 + ... + 20160.
It is an arithmetic number, because the mean of its divisors is an integer number (13313300).
Almost surely, 2202950189 is an apocalyptic number.
It is an amenable number.
202950189 is a deficient number, since it is larger than the sum of its proper divisors (116569011).
202950189 is a wasteful number, since it uses less digits than its factorization.
202950189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21001 (or 20998 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 36.
The square root of 202950189 is about 14246.0587181157. The cubic root of 202950189 is about 587.6649920783.
The spelling of 202950189 in words is "two hundred two million, nine hundred fifty thousand, one hundred eighty-nine".
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