Base | Representation |
---|---|
bin | 10111110100000… |
… | …11101011100001 |
3 | 111220220022021111 |
4 | 23322003223201 |
5 | 402120100201 |
6 | 31453423321 |
7 | 4644002221 |
oct | 1372035341 |
9 | 456808244 |
10 | 199768801 |
11 | a2845291 |
12 | 56a9ab41 |
13 | 32505cbb |
14 | 1c762081 |
15 | 12810b51 |
hex | be83ae1 |
199768801 has 8 divisors (see below), whose sum is σ = 203040000. Its totient is φ = 196516320.
The previous prime is 199768787. The next prime is 199768859. The reversal of 199768801 is 108867991.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-199768801 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (199768871) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17700 + ... + 26698.
It is an arithmetic number, because the mean of its divisors is an integer number (25380000).
Almost surely, 2199768801 is an apocalyptic number.
It is an amenable number.
199768801 is a deficient number, since it is larger than the sum of its proper divisors (3271199).
199768801 is an equidigital number, since it uses as much as digits as its factorization.
199768801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9359.
The product of its (nonzero) digits is 217728, while the sum is 49.
The square root of 199768801 is about 14133.9591410192. The cubic root of 199768801 is about 584.5781174292.
The spelling of 199768801 in words is "one hundred ninety-nine million, seven hundred sixty-eight thousand, eight hundred one".
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