Base | Representation |
---|---|
bin | 11000101011001… |
… | …10110000001110 |
3 | 112102111012101021 |
4 | 30111212300032 |
5 | 410442142400 |
6 | 32312304354 |
7 | 5062250260 |
oct | 1425466016 |
9 | 472435337 |
10 | 206990350 |
11 | a6927a06 |
12 | 593a20ba |
13 | 33b63cc8 |
14 | 1d6c1b30 |
15 | 1328a71a |
hex | c566c0e |
206990350 has 48 divisors (see below), whose sum is σ = 449399808. Its totient is φ = 69452640.
The previous prime is 206990341. The next prime is 206990359. The reversal of 206990350 is 53099602.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (206990341) and next prime (206990359).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206990359) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10159 + ... + 22741.
It is an arithmetic number, because the mean of its divisors is an integer number (9362496).
Almost surely, 2206990350 is an apocalyptic number.
206990350 is an abundant number, since it is smaller than the sum of its proper divisors (242409458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206990350 is a wasteful number, since it uses less digits than its factorization.
206990350 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12649 (or 12644 counting only the distinct ones).
The product of its (nonzero) digits is 14580, while the sum is 34.
The square root of 206990350 is about 14387.1592053470. The cubic root of 206990350 is about 591.5389774925.
The spelling of 206990350 in words is "two hundred six million, nine hundred ninety thousand, three hundred fifty".
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