397431331 is an odd 9-digits composite number following 397431330
and preceding 397431332 . In scientific notation, it is written as 3.97431331 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 357868800 positive integers (up to 397431331) that are relatively prime to 397431331.
397431331 has 12 divisors, whose sum is 437719464
The reverse of 397431331 is 133134793
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
three hundred ninety-seven million four hundred thirty-one thousand three hundred thirty-one
Scientific notation
3.97431331 × 10^8
Engineering notation
3.97431331 × 10^6
Prime Factorization
11 × 109 × 109 × 3041
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3646159
Product of the distinct prime numbers
The prime factorization of 397431331 is 11 × 109 × 109 × 3041.
Since it has a total of 4 prime factors.
1 , 9 , 54 , 42 , 169 , 768 , 6039 , 4825 , 30601 , 77574 , 254862 , 669887 , 5166196 , 7729305 , 46110086 , 26908297 , 404412581 , 188758415 , 9168797803 , 7827610982
n×2
794862662
n×3
1192293993
n×4
1589725324
n×5
1987156655
n÷2
198715665.5
n÷3
132477110.33333
n÷3
99357832.75
n÷5
79486266.2
n2
157951662860431561
n3
6.2774939604285E+25
n4
2.4948727800375E+34
n5
9.9154060964599E+42
2 √n
19935.679847951
3 √n
735.22573534455
4 √n
141.19376702939
5 √n
52.462915311954
1 , 11 , 109 , 1199 , 3041 , 11881 , 33451 , 130691 , 331469 , 3646159 , 36130121 , 397431331
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
-397431330
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 397431331 can be divided by 12 positive divisors.
The sum of these divisors (counting 397431331) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111101100000101001000100011
3
Ternary
1000200211121021221
4
Quaternary
113230011020203
5
Quinary
1303220300311
6
Senary
103234155511
8
Octal
2754051043
10
Decimal
397431331
12
Duodecimal
b1122b97
16
Hexadecimal
17b05223
20
Vigesimal
643ii6b
36
Base36
6kmbz7
md5
457a34dcf1042dbbac524572532e4b51
sha1
28ea2d31f1e16e4c050443b9da78ad68613b215b
sha256
b030ecf5c6d2b3ec6af4a7832155ca264bd716d42988230d35780f63fefe6243
sha512
1dce85566df70cd6a2bdd4f384efed8f0a2a89896cd8b4c5e47e33f1a20543e4f6db2a22a2ea25fd0c0e67ec1dba90de4931fbebf44d63883a99d40aea04e611
ripemd-160
fe02a3ec642ed2e5e1e1bcc03962224c0bd42105
Diameter
794862662
Circumference
2497134699.552
Area
4.9621978366462E+17
Volume
2.6295105212048E+26
Surface area
1.9848791346585E+18
Circumference
2497134699.552
Perimeter
1589725324
Area
157951662860431561
Diagonal
562052778.41219
Surface area
947709977162589366
Volume
6.2774939604285E+25
Space diagonal
688371257.81172
Perimeter
1192293993
Area
6.8395076303564E+16
Altitude
344185628.90586
Surface area
6.8395076303564E+16
Volume
7.3980975804609E+24
Height
187350926.1374