Base | Representation |
---|---|
bin | 10111111101011… |
… | …01001011000001 |
3 | 112000012012210011 |
4 | 23332231023001 |
5 | 402423043304 |
6 | 31535504521 |
7 | 4660235614 |
oct | 1376551301 |
9 | 460165704 |
10 | 200987329 |
11 | a34a7834 |
12 | 57388141 |
13 | 3284181a |
14 | 1c99c17b |
15 | 129a1c04 |
hex | bfad2c1 |
200987329 has 3 divisors (see below), whose sum is σ = 201001507. Its totient is φ = 200973152.
The previous prime is 200987327. The next prime is 200987341. The reversal of 200987329 is 923789002.
The square root of 200987329 is 14177.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 200081025 + 906304 = 14145^2 + 952^2 .
It is not a de Polignac number, because 200987329 - 21 = 200987327 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 200987291 and 200987300.
It is not an unprimeable number, because it can be changed into a prime (200987327) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7089 + ... + 21265.
Almost surely, 2200987329 is an apocalyptic number.
200987329 is the 14177-th square number.
200987329 is the 7089-th centered octagonal number.
It is an amenable number.
200987329 is a deficient number, since it is larger than the sum of its proper divisors (14178).
200987329 is an frugal number, since it uses more digits than its factorization.
200987329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28354 (or 14177 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 40.
The cubic root of 200987329 is about 585.7642909263.
The spelling of 200987329 in words is "two hundred million, nine hundred eighty-seven thousand, three hundred twenty-nine".
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