397129439 is an odd 9-digits composite number following 397129438
and preceding 397129440 . In scientific notation, it is written as 3.97129439 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 339039000 positive integers (up to 397129439) that are relatively prime to 397129439.
397129439 has 8 divisors, whose sum is 455672448
The reverse of 397129439 is 934921793
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
three hundred ninety-seven million one hundred twenty-nine thousand four hundred thirty-nine
Scientific notation
3.97129439 × 10^8
Engineering notation
3.97129439 × 10^6
Prime Factorization
7 × 251 × 226027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
397129439
Product of the distinct prime numbers
The prime factorization of 397129439 is 7 × 251 × 226027.
Since it has a total of 3 prime factors.
7 , 2 , 89 , 27 , 770 , 82 , 1644 , 3316 , 9512 , 85777 , 792530 , 574957 , 827916 , 9344131 , 8483781 , 84613805 , 919014185 , 57846549 , 1344578977 , 7717844609
n×2
794258878
n×3
1191388317
n×4
1588517756
n×5
1985647195
n÷2
198564719.5
n÷3
132376479.66667
n÷3
99282359.75
n÷5
79425887.8
n2
157711791320454721
n3
6.2631995210777E+25
n4
2.4873009121507E+34
n5
9.8778041586658E+42
2 √n
19928.106759048
3 √n
735.03952708277
4 √n
141.16694641115
5 √n
52.454942639597
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
-397129438
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 397129439 can be divided by 8 positive divisors.
The sum of these divisors (counting 397129439) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111101010111011011011011111
3
Ternary
1000200021021011202
4
Quaternary
113222323123133
5
Quinary
1303131120224
6
Senary
103223510115
8
Octal
2752733337
10
Decimal
397129439
12
Duodecimal
b0bb833b
16
Hexadecimal
17abb6df
20
Vigesimal
64213bj
36
Base36
6kfv1b
md5
d10f16978ea957372197f305949b3818
sha1
e3726f7abe58e50e428355432ef97273809328fc
sha256
18ab4a44d0a0a0e788ae9763aef7098a3a63b46c7e68b529c1c4075e0d3b57a1
sha512
067dd242448383a332129b1ef6181ccae5963aa22a87cd501660c779e44ee8ddd0d619f0b24f68bc37188cc9b9c089159b6919538dfc6eea8e1c2cc792934368
ripemd-160
4b6f4196c66662fe6d7b50f688446116acdf7bb5
Diameter
794258878
Circumference
2495237856.1733
Area
4.9546620499683E+17
Volume
2.6235228804513E+26
Surface area
1.9818648199873E+18
Circumference
2495237856.1733
Perimeter
1588517756
Area
157711791320454721
Diagonal
561625838.65142
Surface area
946270747922728326
Volume
6.2631995210777E+25
Space diagonal
687848365.52933
Perimeter
1191388317
Area
6.8291208879932E+16
Altitude
343924182.76466
Surface area
6.8291208879932E+16
Volume
7.3812514221307E+24
Height
187208612.88381