Base | Representation |
---|---|
bin | 10111111001000… |
… | …11100110000000 |
3 | 111222010120210000 |
4 | 23330203212000 |
5 | 402302030213 |
6 | 31515440000 |
7 | 4652400654 |
oct | 1374434600 |
9 | 458116700 |
10 | 200423808 |
11 | a3152412 |
12 | 57156000 |
13 | 326a5190 |
14 | 1c892a64 |
15 | 128dec73 |
hex | bf23980 |
200423808 has 160 divisors (see below), whose sum is σ = 642771360. Its totient is φ = 61627392.
The previous prime is 200423789. The next prime is 200423813. The reversal of 200423808 is 808324002.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
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 19 ways as a sum of consecutive naturals, for example, 134041 + ... + 135527.
It is an arithmetic number, because the mean of its divisors is an integer number (4017321).
Almost surely, 2200423808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 200423808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321385680).
200423808 is an abundant number, since it is smaller than the sum of its proper divisors (442347552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200423808 is a wasteful number, since it uses less digits than its factorization.
200423808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1526 (or 1505 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 200423808 is about 14157.1115698083. Note that the first 3 decimals coincide. The cubic root of 200423808 is about 585.2163302486.
The spelling of 200423808 in words is "two hundred million, four hundred twenty-three thousand, eight hundred eight".
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