189439491 is an odd 9-digits composite number following 189439490
and preceding 189439492 . In scientific notation, it is written as 1.89439491 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 126050472 positive integers (up to 189439491) that are relatively prime to 189439491.
189439491 has 8 divisors, whose sum is 253071040
The reverse of 189439491 is 194934981
Previous prime number is 523
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred eighty-nine million four hundred thirty-nine thousand four hundred ninety-one
Scientific notation
1.89439491 × 10^8
Engineering notation
1.89439491 × 10^6
Prime Factorization
3 × 523 × 120739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
189439491
Product of the distinct prime numbers
The prime factorization of 189439491 is 3 × 523 × 120739.
Since it has a total of 3 prime factors.
8 , 4 , 99 , 71 , 23 , 855 , 5943 , 5623 , 60594 , 86446 , 689328 , 341558 , 4163854 , 7874449 , 15724737 , 51014679 , 115406875 , 209210701 , 2447507303 , 615034349
n×2
378878982
n×3
568318473
n×4
757757964
n×5
947197455
n÷2
94719745.5
n÷3
63146497
n÷3
47359872.75
n÷5
37887898.2
n2
35887320750339081
n3
6.798475776298E+24
n4
1.2878997906377E+33
n5
2.4397908079742E+41
2 √n
13763.701936616
3 √n
574.32383378738
4 √n
117.31880470162
5 √n
45.237032050706
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-189439490
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189439491 can be divided by 8 positive divisors.
The sum of these divisors (counting 189439491) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011010010101001111000000011
3
Ternary
111012110112010110
4
Quaternary
23102221320003
5
Quinary
341444030431
6
Senary
30444202403
8
Octal
1322517003
10
Decimal
189439491
12
Duodecimal
53539403
16
Hexadecimal
b4a9e03
20
Vigesimal
2j3jieb
36
Base36
34scg3
md5
1ecfdb105586f4311a7324cc8c4e17b9
sha1
8ba18d26f8ae2c3945bcf932913da847b610be76
sha256
259fc45c04fd478a5cb454dcbbf0f596402bdf00edcf67bded579a739c7aa115
sha512
37f6291763b29c355b04702b251bb43e1d710856b89ae69afe775a7f9274661b03a92c332cfb44cfe2f6cff8cf13a95862c0bf2d50a3793244c2e14271479315
ripemd-160
fdd8666b38b4dc60c9c215a16377a3a80f64206e
Diameter
378878982
Circumference
1190283426.4508
Area
1.1274334322629E+17
Volume
2.8477388739235E+25
Surface area
4.5097337290514E+17
Circumference
1190283426.4508
Perimeter
757757964
Area
35887320750339081
Diagonal
267907897.42126
Surface area
215323924502034486
Volume
6.798475776298E+24
Space diagonal
328118823.37199
Perimeter
568318473
Area
1.5539665721777E+16
Altitude
164059411.68599
Surface area
1.5539665721777E+16
Volume
8.012080538588E+23
Height
89302632.473752