381781143 is an odd 9-digits composite number following 381781142
and preceding 381781144 . In scientific notation, it is written as 3.81781143 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 245744016 positive integers (up to 381781143) that are relatively prime to 381781143.
381781143 has 12 divisors, whose sum is 570477960
The reverse of 381781143 is 341187183
Previous prime number is 29
Is Prime? no Number parity odd Number length 9 Sum of Digits 36 Digital Root 9
Name
three hundred eighty-one million seven hundred eighty-one thousand one hundred forty-three
Scientific notation
3.81781143 × 10^8
Engineering notation
3.81781143 × 10^6
Prime Factorization
3 × 3 × 29 × 1462763
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
127260381 Product of the distinct prime numbers
The prime factorization of 381781143 is 3 × 3 × 29 × 1462763.
Since it has a total of 4 prime factors.
4 , 9 , 70 , 34 , 901 , 120 , 1702 , 5161 , 55378 , 19819 , 334318 , 300001 , 4251387 , 5596880 , 36728156 , 8549124 , 466966266 , 713299248 , 7050171189 , 784716754
n×2
763562286
n×3
1145343429
n×4
1527124572
n×5
1908905715
n÷2
190890571.5
n÷3
127260381
n÷3
95445285.75
n÷5
76356228.6
n2
145756841150386449
n3
5.5647213414464E+25
n4
2.1245056742139E+34
n5
8.1109620461137E+42
2 √n19539.220634406
3 √n725.44555600806
4 √n139.78276229352
5 √n52.043068473793
1 , 3 , 9 , 29 , 87 , 261 , 1462763 , 4388289 , 13164867 , 42420127 , 127260381 , 381781143
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-381781142 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 381781143 can be divided by 12 positive divisors.
The sum of these divisors (counting 381781143) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10110110000011000010010010111
3
Ternary
222121101111021100
4
Quaternary
112300120102113
5
Quinary
1240213444033
6
Senary
101514521143
8
Octal
2660302227
10
Decimal
381781143
12
Duodecimal
a7a361b3
16
Hexadecimal
16c18497
20
Vigesimal
5j62ch3
36
Base36
6baw7r
md5
9391a70a114a426f3777850a96ce2d63
sha1
3db759efaa864d324fb64f3408fa3e31d945f03a
sha256
a25d31bb0d9865826e6a4d2a6886fd9e4fffc9d93295a5d513eee57effd5ed85
sha512
8e5a8e59d9918e3c7b2e5c08a8afb83fb4ab9588a2c77ec2df6901db36f15482caafe121643141d249b8b911b146613b4bafd88f90654e04e8e1bb70ac521488
ripemd-160
4c04120a6e7d8cb570c774089d7d0aea2a1e015c
Diameter
763562286
Circumference
2398801668.2558
Area
4.5790862136851E+17
Volume
2.3309450247416E+26
Surface area
1.831634485474E+18
Circumference
2398801668.2558
Perimeter
1527124572
Area
145756841150386449
Diagonal
539920070.2889
Surface area
874541046902318694
Volume
5.5647213414464E+25
Space diagonal
661264337.04772
Perimeter
1145343429
Area
6.3114563605804E+16
Altitude
330632168.52386
Surface area
6.3114563605804E+16
Volume
6.5580869932504E+24
Height
179973356.76297