Base | Representation |
---|---|
bin | 100110011010… |
… | …0000101101100 |
3 | 1101220000210220 |
4 | 1030310011230 |
5 | 20123330200 |
6 | 1555331340 |
7 | 333104262 |
oct | 114640554 |
9 | 41800726 |
10 | 20136300 |
11 | 10403778 |
12 | 68b0b50 |
13 | 4230492 |
14 | 2962432 |
15 | 1b7b4a0 |
hex | 133416c |
20136300 has 36 divisors (see below), whose sum is σ = 58261896. Its totient is φ = 5369600.
The previous prime is 20136241. The next prime is 20136301. The reversal of 20136300 is 363102.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 20136300.
It is not an unprimeable number, because it can be changed into a prime (20136301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33261 + ... + 33860.
It is an arithmetic number, because the mean of its divisors is an integer number (1618386).
Almost surely, 220136300 is an apocalyptic number.
20136300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20136300 is an abundant number, since it is smaller than the sum of its proper divisors (38125596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20136300 is a wasteful number, since it uses less digits than its factorization.
20136300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67138 (or 67131 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 20136300 is about 4487.3488832494. The cubic root of 20136300 is about 272.0569913740.
Adding to 20136300 its reverse (363102), we get a palindrome (20499402).
The spelling of 20136300 in words is "twenty million, one hundred thirty-six thousand, three hundred".
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