Base | Representation |
---|---|
bin | 10111111010110… |
… | …01010000101001 |
3 | 111222112202022101 |
4 | 23331121100221 |
5 | 402331044000 |
6 | 31524253401 |
7 | 4654304560 |
oct | 1375312051 |
9 | 458482271 |
10 | 200643625 |
11 | a3292586 |
12 | 57241261 |
13 | 32751250 |
14 | 1c90cbd7 |
15 | 12934e6a |
hex | bf59429 |
200643625 has 64 divisors (see below), whose sum is σ = 318689280. Its totient is φ = 122688000.
The previous prime is 200643623. The next prime is 200643659. The reversal of 200643625 is 526346002.
It is a happy number.
It is not a de Polignac number, because 200643625 - 21 = 200643623 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 200643593 and 200643602.
It is not an unprimeable number, because it can be changed into a prime (200643623) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 352341 + ... + 352909.
It is an arithmetic number, because the mean of its divisors is an integer number (4979520).
Almost surely, 2200643625 is an apocalyptic number.
200643625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
200643625 is a deficient number, since it is larger than the sum of its proper divisors (118045655).
200643625 is a wasteful number, since it uses less digits than its factorization.
200643625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 635 (or 625 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 28.
The square root of 200643625 is about 14164.8729256566. The cubic root of 200643625 is about 585.4301995467.
Adding to 200643625 its reverse (526346002), we get a palindrome (726989627).
The spelling of 200643625 in words is "two hundred million, six hundred forty-three thousand, six hundred twenty-five".
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