189908 is an even 6-digits composite number following 189907
and preceding 189909 . In scientific notation, it is written as 1.89908 × 10^5.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 94080 positive integers (up to 189908) that are relatively prime to 189908.
189908 has 12 divisors, whose sum is 335412
The reverse of 189908 is 809981
Previous prime number is 197
Is Prime? no
Number parity even
Number length 6
Sum of Digits 35
Digital Root 8
Name
one hundred eighty-nine thousand nine hundred eight
Scientific notation
1.89908 × 10^5
Engineering notation
1.89908 × 10^3
Prime Factorization
2 × 2 × 197 × 241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
94954
Product of the distinct prime numbers
The prime factorization of 189908 is 2 × 2 × 197 × 241.
Since it has a total of 4 prime factors.
2 , 3 , 26 , 4 , 879 , 202 , 9454 , 9742 , 26381 , 22554 , 654165 , 984771 , 837051 , 337746 , 83808772 , 69753571 , 900185903 , 920531380 , 9932045868 , 4213664783
n×2
379816
n×3
569724
n×4
759632
n×5
949540
n÷2
94954
n÷3
63302.666666667
n÷3
47477
n÷5
37981.6
n2
36065048464
n3
6849041223701312
n4
1.3006877207107E+21
n5
2.4701100366472E+26
2 √n
435.78435033856
3 √n
57.479690369794
4 √n
20.875448506285
5 √n
11.368643604748
1 , 2 , 4 , 197 , 241 , 394 , 482 , 788 , 964 , 47477 , 94954 , 189908
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-189907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189908 can be divided by 12 positive divisors.
The sum of these divisors (counting 189908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101110010111010100
3
Ternary
100122111122
4
Quaternary
232113110
5
Quinary
22034113
6
Senary
4023112
8
Octal
562724
10
Decimal
189908
12
Duodecimal
91a98
16
Hexadecimal
2e5d4
20
Vigesimal
13ef8
36
Base36
42j8
md5
7562eb94beb202fad62f008e24d9c208
sha1
3c76dec7b49310f4159da528f605bb39c25b5bcb
sha256
a8fbbea5a8df5329da1ee7be76ac7d4bcdbd9c458a9afd3ce952fa896de55612
sha512
87910e43a26256f8fc8b7ff32d47d32e15eb846f108b8b5fea0747aa8f85927bfd182bfb35e6dbe7ce9a61825cdcd6693590515642c6616d1a07628f01b7de3d
ripemd-160
7b9942e83d3468703517e819851261c5f830b4db
Diameter
379816
Circumference
1193227.1553159
Area
113301691305.86
Volume
2.8689196790018E+16
Surface area
453206765223.45
Circumference
1193227.1553159
Perimeter
759632
Area
36065048464
Diagonal
268570.46920315
Surface area
216390290784
Volume
6849041223701312
Space diagonal
328930.30476379
Perimeter
569724
Area
15616624079.27
Altitude
164465.1523819
Surface area
15616624079.27
Volume
8.0716724898423E+14
Height
89523.489734383