381291271 is an odd 9-digits composite number following 381291270
and preceding 381291272 . In scientific notation, it is written as 3.81291271 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 376944672 positive integers (up to 381291271) that are relatively prime to 381291271.
381291271 has 8 divisors, whose sum is 385650720
The reverse of 381291271 is 172192183
Previous prime number is 653
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
three hundred eighty-one million two hundred ninety-one thousand two hundred seventy-one
Scientific notation
3.81291271 × 10^8
Engineering notation
3.81291271 × 10^6
Prime Factorization
103 × 653 × 5669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
381291271
Product of the distinct prime numbers
The prime factorization of 381291271 is 103 × 653 × 5669.
Since it has a total of 3 prime factors.
4 , 10 , 75 , 37 , 334 , 638 , 4981 , 600 , 47590 , 68961 , 105245 , 965021 , 5238427 , 6797665 , 77236927 , 34032870 , 982447974 , 905811111 , 3768014225 , 1404704271
n×2
762582542
n×3
1143873813
n×4
1525165084
n×5
1906456355
n÷2
190645635.5
n÷3
127097090.33333
n÷3
95322817.75
n÷5
76258254.2
n2
145383033340795441
n3
5.5433281564347E+25
n4
2.1136226383371E+34
n5
8.0590586218592E+42
2 √n
19526.681003181
3 √n
725.13514468372
4 √n
139.73790109767
5 √n
52.029706086683
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
-381291270
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 381291271 can be divided by 8 positive divisors.
The sum of these divisors (counting 381291271) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110101110100000101100000111
3
Ternary
222120110121021221
4
Quaternary
112232200230013
5
Quinary
1240102310041
6
Senary
101500221211
8
Octal
2656405407
10
Decimal
381291271
12
Duodecimal
a783a807
16
Hexadecimal
16ba0b07
20
Vigesimal
5j3183b
36
Base36
6b0e87
md5
fbf1f5e705004eaa873c491151b372e4
sha1
0e074cd46285fa3b08ab1a89a5f27ed5444dab1d
sha256
eadbedaf27f425e11c888d6199c79d90f8f677b43810bb0f7ca198adf0844a4f
sha512
c4adc4fbc0b0a6bdca03259d44ae05e586a5eec38312bb26a6650f70914235b5e2b63e9693deabb2c8b716cc08a22e2f8a5c3de436b43f340dd21bdca031062e
ripemd-160
ed149bdd0af639fb91d0dca16f344089429e8592
Diameter
762582542
Circumference
2395723711.703
Area
4.5673426950004E+17
Volume
2.321983868359E+26
Surface area
1.8269370780002E+18
Circumference
2395723711.703
Perimeter
1525165084
Area
145383033340795441
Diagonal
539227286.66268
Surface area
872298200044772646
Volume
5.5433281564347E+25
Space diagonal
660415853.85451
Perimeter
1143873813
Area
6.2952700076184E+16
Altitude
330207926.92726
Surface area
6.2952700076184E+16
Volume
6.5328748829289E+24
Height
179742428.88756