381228131 is an odd 9-digits composite number following 381228130
and preceding 381228132 . In scientific notation, it is written as 3.81228131 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 370245600 positive integers (up to 381228131) that are relatively prime to 381228131.
381228131 has 8 divisors, whose sum is 392248464
The reverse of 381228131 is 131822183
Previous prime number is 563
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
three hundred eighty-one million two hundred twenty-eight thousand one hundred thirty-one
Scientific notation
3.81228131 × 10^8
Engineering notation
3.81228131 × 10^6
Prime Factorization
37 × 563 × 18301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
381228131
Product of the distinct prime numbers
The prime factorization of 381228131 is 37 × 563 × 18301.
Since it has a total of 3 prime factors.
8 , 9 , 37 , 83 , 505 , 291 , 5468 , 7284 , 81837 , 70835 , 107046 , 158784 , 886519 , 1566798 , 33917865 , 23386505 , 275255590 , 554117345 , 120134156 , 3334658216
n×2
762456262
n×3
1143684393
n×4
1524912524
n×5
1906140655
n÷2
190614065.5
n÷3
127076043.66667
n÷3
95307032.75
n÷5
76245626.2
n2
145334887865753161
n3
5.5405747670156E+25
n4
2.1122229630951E+34
n5
8.0523881247603E+42
2 √n
19525.06417403
3 √n
725.09511617707
4 √n
139.73211575737
5 √n
52.027982798732
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
-381228130
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 381228131 can be divided by 8 positive divisors.
The sum of these divisors (counting 381228131) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110101110010001010001100011
3
Ternary
222120100101200102
4
Quaternary
112232101101203
5
Quinary
1240043300011
6
Senary
101455013015
8
Octal
2656212143
10
Decimal
381228131
12
Duodecimal
a780a16b
16
Hexadecimal
16b91463
20
Vigesimal
5j2da6b
36
Base36
6az1ib
md5
8a0a5ca43411a77d490c4c287e198f23
sha1
d7aa99b7bd6f0bb087f47f0b478ba2bcd8b17483
sha256
f2d043414df43d8025a9887fa5d654af5d3afe9434c3dec88dcbba8afe843346
sha512
04b44e3b2704f1e58ace3849b86740495a03f516145a0b38d24201744eca44323add115e30e5b57701afd9c76112d90ea583feac8f3695881316c8422aff342e
ripemd-160
abc0d5e4af2509921eeb408cfd8798b3119abd15
Diameter
762456262
Circumference
2395326991.3827
Area
4.5658301602935E+17
Volume
2.3208305312961E+26
Surface area
1.8263320641174E+18
Circumference
2395326991.3827
Perimeter
1524912524
Area
145334887865753161
Diagonal
539137993.21835
Surface area
872009327194518966
Volume
5.5405747670156E+25
Space diagonal
660306492.16652
Perimeter
1143684393
Area
6.2931852473952E+16
Altitude
330153246.08326
Surface area
6.2931852473952E+16
Volume
6.5296299823796E+24
Height
179712664.40612