189969381 is an odd 9-digits composite number following 189969380
and preceding 189969382 . In scientific notation, it is written as 1.89969381 × 10^8.
The sum of its digits is 54. It has a total of 5 prime factors and 20 positive divisors.
There are 108545184 positive integers (up to 189969381) that are relatively prime to 189969381.
189969381 has 20 divisors, whose sum is 285305900
The reverse of 189969381 is 183969981
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred eighty-nine million nine hundred sixty-nine thousand three hundred eighty-one
Scientific notation
1.89969381 × 10^8
Engineering notation
1.89969381 × 10^6
Prime Factorization
189 × 9 × 3 × 3 × 12409
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
63323127
Product of the distinct prime numbers
The prime factorization of 189969381 is 189 × 9 × 3 × 3 × 12409.
Since it has a total of 5 prime factors.
8 , 8 , 11 , 65 , 760 , 490 , 1055 , 5469 , 83606 , 10074 , 242192 , 722960 , 4572597 , 5568661 , 73920514 , 47988269 , 159872317 , 735214032 , 9217854289 , 86420554
n×2
379938762
n×3
569908143
n×4
759877524
n×5
949846905
n÷2
94984690.5
n÷3
63323127
n÷3
47492345.25
n÷5
37993876.2
n2
36088365717523161
n3
6.8556844966595E+24
n4
1.3023701401617E+33
n5
2.474104493594E+41
2 √n
13782.938039475
3 √n
574.85882457235
4 √n
117.40075825767
5 √n
45.262310704002
1 , 3 , 9 , 27 , 81 , 189 , 567 , 1701 , 5103 , 12409 , 15309 , 37227 , 111681 , 335043 , 1005129 , 2345301 , 7035903 , 21107709 , 63323127 , 189969381
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-189969380
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189969381 can be divided by 20 positive divisors.
The sum of these divisors (counting 189969381) is 1, the average is 0.05.
Base
System
Value
2
Binary
1011010100101011001111100101
3
Ternary
111020110110000000
4
Quaternary
23110223033211
5
Quinary
342113010011
6
Senary
30503411513
8
Octal
1324531745
10
Decimal
189969381
12
Duodecimal
53753b99
16
Hexadecimal
b52b3e5
20
Vigesimal
2j76391
36
Base36
353pb9
md5
3998d70b4971df5d8306c8c9987a8212
sha1
c68919f9f4736a629a73adf1871eb7397e9a10ee
sha256
c061add36926997f42a45ad6ee7ca47c7161d19b0285ea7184261bb5915364b8
sha512
9922ef19117c1c67323c02ff99d7dd1f0d10b605bd0a2970294bfdc0a67b85647abe29934716742f24e76c208adc6a31087b95a53617aaa21ee3165cff52d1e2
ripemd-160
7a8f89a006291c794a49de15a58d06ccc24ac6fa
Diameter
379938762
Circumference
1193612823.5132
Area
1.1337494461823E+17
Volume
2.8717024066713E+25
Surface area
4.5349977847293E+17
Circumference
1193612823.5132
Perimeter
759877524
Area
36088365717523161
Diagonal
268657275.04582
Surface area
216530194305138966
Volume
6.8556844966595E+24
Space diagonal
329036619.77441
Perimeter
569908143
Area
1.5626720746219E+16
Altitude
164518309.8872
Surface area
1.5626720746219E+16
Volume
8.0795016621057E+23
Height
89552425.015274