Base | Representation |
---|---|
bin | 10111100101010… |
… | …10100001110000 |
3 | 111210020211210111 |
4 | 23302222201300 |
5 | 401121041033 |
6 | 31344111104 |
7 | 4621351042 |
oct | 1362524160 |
9 | 453224714 |
10 | 197830768 |
11 | a1741203 |
12 | 56305494 |
13 | 31ca7b35 |
14 | 1c3b9a92 |
15 | 1257b7cd |
hex | bcaa870 |
197830768 has 40 divisors (see below), whose sum is σ = 413531568. Its totient is φ = 91333632.
The previous prime is 197830729. The next prime is 197830769. The reversal of 197830768 is 867038791.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (197830769) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 7555 + ... + 21277.
Almost surely, 2197830768 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 197830768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206765784).
197830768 is an abundant number, since it is smaller than the sum of its proper divisors (215700800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197830768 is a wasteful number, since it uses less digits than its factorization.
197830768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13801 (or 13795 counting only the distinct ones).
The product of its (nonzero) digits is 508032, while the sum is 49.
The square root of 197830768 is about 14065.2325967259. The cubic root of 197830768 is about 582.6815663189.
The spelling of 197830768 in words is "one hundred ninety-seven million, eight hundred thirty thousand, seven hundred sixty-eight".
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