Base | Representation |
---|---|
bin | 10111110110101… |
… | …00101010001100 |
3 | 111221112011021100 |
4 | 23323110222030 |
5 | 402211203432 |
6 | 31504503100 |
7 | 4646553234 |
oct | 1373245214 |
9 | 457464240 |
10 | 200100492 |
11 | a2a51509 |
12 | 5701aa90 |
13 | 325c0c77 |
14 | 1c80acc4 |
15 | 1287907c |
hex | bed4a8c |
200100492 has 36 divisors (see below), whose sum is σ = 507714480. Its totient is φ = 66448992.
The previous prime is 200100473. The next prime is 200100499. The reversal of 200100492 is 294001002.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (200100499) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 648 + ... + 20015.
It is an arithmetic number, because the mean of its divisors is an integer number (14103180).
Almost surely, 2200100492 is an apocalyptic number.
It is an amenable number.
200100492 is an abundant number, since it is smaller than the sum of its proper divisors (307613988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200100492 is a wasteful number, since it uses less digits than its factorization.
200100492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20942 (or 20937 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 200100492 is about 14145.6881062746. The cubic root of 200100492 is about 584.9014780392.
Adding to 200100492 its reverse (294001002), we get a palindrome (494101494).
The spelling of 200100492 in words is "two hundred million, one hundred thousand, four hundred ninety-two".
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