387831225 is an odd 9-digits composite number following 387831224
and preceding 387831226 . In scientific notation, it is written as 3.87831225 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 201251520 positive integers (up to 387831225) that are relatively prime to 387831225.
387831225 has 8 divisors, whose sum is 517671040
The reverse of 387831225 is 522138783
Previous prime number is 925
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
three hundred eighty-seven million eight hundred thirty-one thousand two hundred twenty-five
Scientific notation
3.87831225 × 10^8
Engineering notation
3.87831225 × 10^6
Prime Factorization
3 × 925 × 139759
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
387831225
Product of the distinct prime numbers
The prime factorization of 387831225 is 3 × 925 × 139759.
Since it has a total of 3 prime factors.
5 , 6 , 87 , 13 , 156 , 74 , 1771 , 4652 , 56988 , 2445 , 281174 , 351850 , 4036289 , 3688597 , 58096225 , 48417256 , 373163002 , 282308679 , 5139012657 , 4794495968
n×2
775662450
n×3
1163493675
n×4
1551324900
n×5
1939156125
n÷2
193915612.5
n÷3
129277075
n÷3
96957806.25
n÷5
77566245
n2
150413059085000625
n3
5.8334880960933E+25
n4
2.2624088343308E+34
n5
8.7743278966933E+42
2 √n
19693.43101138
3 √n
729.25753309328
4 √n
140.33328547205
5 √n
52.206977950538
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
-387831224
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 387831225 can be divided by 8 positive divisors.
The sum of these divisors (counting 387831225) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111000111011101010110111001
3
Ternary
1000000202212102110
4
Quaternary
113013131112321
5
Quinary
1243241044400
6
Senary
102252322533
8
Octal
2707352671
10
Decimal
387831225
12
Duodecimal
a9a73449
16
Hexadecimal
171dd5b9
20
Vigesimal
613ii15
36
Base36
6ewkhl
md5
c29e999816615a32a56b372ee1d3d9ac
sha1
44863b6363732f62d7c49d44762d2f17bd61f092
sha256
af4b14d7dbb42f42787d0cdd5775df9f837b26fbbebd2c356aa22850842a5e37
sha512
b1f73b301a751af92aca11b77f1d013ecf79493d21f245d05ae6fab26d2bc96ed65a41a13c69fe6197b95f7d6260615df32d44ee622c7cce8a340bde3fb513a7
ripemd-160
2d703b2efe0aa7c3eece6fc08893ce25b7e99f38
Diameter
775662450
Circumference
2436815454.5855
Area
4.7253656142541E+17
Volume
2.4435257796654E+26
Surface area
1.8901462457016E+18
Circumference
2436815454.5855
Perimeter
1551324900
Area
150413059085000625
Diagonal
548476178.30677
Surface area
902478354510003750
Volume
5.8334880960933E+25
Space diagonal
671743386.46168
Perimeter
1163493675
Area
6.513076511427E+16
Altitude
335871693.23084
Surface area
6.513076511427E+16
Volume
6.8748316511976E+24
Height
182825392.76892