188450989 is an odd 9-digits composite number following 188450988
and preceding 188450990 . In scientific notation, it is written as 1.88450989 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 188290240 positive integers (up to 188450989) that are relatively prime to 188450989.
188450989 has 4 divisors, whose sum is 188611740
The reverse of 188450989 is 989054881
Previous prime number is 1181
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred eighty-eight million four hundred fifty thousand nine hundred eighty-nine
Scientific notation
1.88450989 × 10^8
Engineering notation
1.88450989 × 10^6
Prime Factorization
1181 × 159569
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
188450989
Product of the distinct prime numbers
The prime factorization of 188450989 is 1181 × 159569.
Since it has a total of 2 prime factors.
7 , 7 , 16 , 53 , 981 , 564 , 9242 , 3510 , 25430 , 11493 , 649624 , 634087 , 7479303 , 1551891 , 30880328 , 78574966 , 109677241 , 740509039 , 3753749782 , 3938114689
n×2
376901978
n×3
565352967
n×4
753803956
n×5
942254945
n÷2
94225494.5
n÷3
62816996.333333
n÷3
47112747.25
n÷5
37690197.8
n2
35513775255078121
n3
6.6926060699432E+24
n4
1.2612282328682E+33
n5
2.3767970783873E+41
2 √n
13727.745226365
3 √n
573.32314382318
4 √n
117.16546089341
5 √n
45.189723515991
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-188450988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 188450989 can be divided by 4 positive divisors.
The sum of these divisors (counting 188450989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011001110111000100010101101
3
Ternary
111010121022011021
4
Quaternary
23032320202231
5
Quinary
341220412424
6
Senary
30411054141
8
Octal
1316704255
10
Decimal
188450989
12
Duodecimal
53141351
16
Hexadecimal
b3b88ad
20
Vigesimal
2ihg799
36
Base36
3475pp
md5
8b98f9a1e4439d01f62730801cdb9caf
sha1
f1e43fbf42f8d87b6efb809b74a4abb3575e29da
sha256
3c2daeda8b850d17ceae912a52fad0abd2d8011d000ffaa5d0339c9c0a0d7e67
sha512
89f042e09e8eb6fe1569c7a61ca720e7f0de0d8007f2440d3936dc7cd5d714de4132a7f3b0d75bbcbe7a04831db33ed4f547f3028964cef91f1c514c6107e204
ripemd-160
26eda1a99549fbadcf184934e3496e1757e84f33
Diameter
376901978
Circumference
1184072485.2083
Area
1.1156981544259E+17
Volume
2.8033922750272E+25
Surface area
4.4627926177037E+17
Circumference
1184072485.2083
Perimeter
753803956
Area
35513775255078121
Diagonal
266509944.48642
Surface area
213082651530468726
Volume
6.6926060699432E+24
Space diagonal
326406687.6846
Perimeter
565352967
Area
1.5377915777594E+16
Altitude
163203343.8423
Surface area
1.5377915777594E+16
Volume
7.8873118931118E+23
Height
88836648.162141