Base | Representation |
---|---|
bin | 11000011001111… |
… | …00011111000100 |
3 | 112021012212010202 |
4 | 30030330133010 |
5 | 404402020233 |
6 | 32151510032 |
7 | 5034043340 |
oct | 1414743704 |
9 | 467185122 |
10 | 204720068 |
11 | a5617243 |
12 | 58688318 |
13 | 3354a847 |
14 | 1d290620 |
15 | 12e8cbe8 |
hex | c33c7c4 |
204720068 has 12 divisors (see below), whose sum is σ = 409440192. Its totient is φ = 87737160.
The previous prime is 204720067. The next prime is 204720097. The reversal of 204720068 is 860027402.
204720068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
204720068 is an admirable number.
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 204720068.
It is not an unprimeable number, because it can be changed into a prime (204720067) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3655688 + ... + 3655743.
It is an arithmetic number, because the mean of its divisors is an integer number (34120016).
Almost surely, 2204720068 is an apocalyptic number.
204720068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
204720068 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204720068 is a wasteful number, since it uses less digits than its factorization.
204720068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7311442 (or 7311440 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 204720068 is about 14308.0420743021. The cubic root of 204720068 is about 589.3683443855.
The spelling of 204720068 in words is "two hundred four million, seven hundred twenty thousand, sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •