Base | Representation |
---|---|
bin | 10111110110101… |
… | …10110110000101 |
3 | 111221112121112221 |
4 | 23323112312011 |
5 | 402212000240 |
6 | 31505012341 |
7 | 4646621314 |
oct | 1373266605 |
9 | 457477487 |
10 | 200109445 |
11 | a2a58208 |
12 | 570240b1 |
13 | 325c5073 |
14 | 1c81027b |
15 | 1287ba4a |
hex | bed6d85 |
200109445 has 8 divisors (see below), whose sum is σ = 240220800. Its totient is φ = 160027920.
The previous prime is 200109439. The next prime is 200109473. The reversal of 200109445 is 544901002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 200109445 - 215 = 200076677 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11856 + ... + 23254.
It is an arithmetic number, because the mean of its divisors is an integer number (30027600).
Almost surely, 2200109445 is an apocalyptic number.
It is an amenable number.
200109445 is a deficient number, since it is larger than the sum of its proper divisors (40111355).
200109445 is a wasteful number, since it uses less digits than its factorization.
200109445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14915.
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 200109445 is about 14146.0045595921. The cubic root of 200109445 is about 584.9102012309.
The spelling of 200109445 in words is "two hundred million, one hundred nine thousand, four hundred forty-five".
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