397129438 is an even 9-digits composite number following 397129437
and preceding 397129439 . In scientific notation, it is written as 3.97129438 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 198564718 positive integers (up to 397129438) that are relatively prime to 397129438.
397129438 has 4 divisors, whose sum is 595694160
The reverse of 397129438 is 834921793
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
three hundred ninety-seven million one hundred twenty-nine thousand four hundred thirty-eight
Scientific notation
3.97129438 × 10^8
Engineering notation
3.97129438 × 10^6
Prime Factorization
2 × 198564719
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
397129438
Product of the distinct prime numbers
The prime factorization of 397129438 is 2 × 198564719.
Since it has a total of 2 prime factors.
3 , 7 , 62 , 32 , 993 , 866 , 4972 , 788 , 91095 , 72860 , 998554 , 680757 , 6117248 , 1199571 , 62509117 , 77899587 , 667536942 , 857462534 , 6331326291 , 4334411801
n×2
794258876
n×3
1191388314
n×4
1588517752
n×5
1985647190
n÷2
198564719
n÷3
132376479.33333
n÷3
99282359.5
n÷5
79425887.6
n2
157711790526195844
n3
6.2631994737642E+25
n4
2.4873008870979E+34
n5
9.8778040343008E+42
2 √n
19928.106733957
3 √n
735.03952646581
4 √n
141.16694632228
5 √n
52.45494261318
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-397129437
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 397129438 can be divided by 4 positive divisors.
The sum of these divisors (counting 397129438) is 1, the average is 0.25.
Base
System
Value
2
Binary
10111101010111011011011011110
3
Ternary
1000200021021011201
4
Quaternary
113222323123132
5
Quinary
1303131120223
6
Senary
103223510114
8
Octal
2752733336
10
Decimal
397129438
12
Duodecimal
b0bb833a
16
Hexadecimal
17abb6de
20
Vigesimal
64213bi
36
Base36
6kfv1a
md5
3840afe682c54abf95a856e5f3084ee9
sha1
684f76122cf571bb2e65753e0a4b6e26ea48d690
sha256
4152f11f647bd6fbc12401a990a8e4392513dbefca7bd4de3f44a64f232bb1b5
sha512
034d4d2e21781d89949f158d35a6015959ad04c1d22d47c1d3b09106f1b3fb8919f7aad1b9d9276eb91aee11302ec24903e53dd740cf84ca8462cc0e2b1ec39c
ripemd-160
4d6e7c3c8ae8b2ab85364d70766b37b7f51ae99b
Diameter
794258876
Circumference
2495237849.8901
Area
4.9546620250159E+17
Volume
2.6235228606327E+26
Surface area
1.9818648100064E+18
Circumference
2495237849.8901
Perimeter
1588517752
Area
157711790526195844
Diagonal
561625837.23721
Surface area
946270743157175064
Volume
6.2631994737642E+25
Space diagonal
687848363.79727
Perimeter
1191388314
Area
6.8291208536008E+16
Altitude
343924181.89864
Surface area
6.8291208536008E+16
Volume
7.3812513663711E+24
Height
187208612.4124