397145 is an odd 6-digits composite number following 397144
and preceding 397146 . In scientific notation, it is written as 3.97145 × 10^5.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 272160 positive integers (up to 397145) that are relatively prime to 397145.
397145 has 12 divisors, whose sum is 554724
The reverse of 397145 is 541793
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 29
Digital Root 2
Name
three hundred ninety-seven thousand one hundred forty-five
Scientific notation
3.97145 × 10^5
Engineering notation
3.97145 × 10^3
Prime Factorization
7 × 7 × 5 × 1621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
56735
Product of the distinct prime numbers
The prime factorization of 397145 is 7 × 7 × 5 × 1621.
Since it has a total of 4 prime factors.
8 , 6 , 8 , 85 , 187 , 373 , 2121 , 104 , 62364 , 77544 , 527464 , 797572 , 2280454 , 2919982 , 60036744 , 78702340 , 759829566 , 690727813 , 5272408509 , 7460828433
n×2
794290
n×3
1191435
n×4
1588580
n×5
1985725
n÷2
198572.5
n÷3
132381.66666667
n÷3
99286.25
n÷5
79429
n2
157724151025
n3
62639357958823625
n4
2.4876907816557E+22
n5
9.8797395548065E+27
2 √n
630.19441444684
3 √n
73.504912747966
4 √n
25.103673325767
5 √n
13.176189124137
1 , 5 , 7 , 35 , 49 , 245 , 1621 , 8105 , 11347 , 56735 , 79429 , 397145
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
-397144
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 397145 can be divided by 12 positive divisors.
The sum of these divisors (counting 397145) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1100000111101011001
3
Ternary
202011210002
4
Quaternary
1200331121
5
Quinary
100202040
6
Senary
12302345
8
Octal
1407531
10
Decimal
397145
12
Duodecimal
1719b5
16
Hexadecimal
60f59
20
Vigesimal
29ch5
36
Base36
8ift
md5
4f5cc9c18717bd89fef8ca1692c47ea9
sha1
629d05028189b63eaa3031c4eaf9fd12d2314966
sha256
61416abb7e574c909929a62977201e96db029b64a4f7a643b08ec7ed7d6ea8fc
sha512
00a33bf801b2ef60e3547ade6f00955a27085f744dd63e67a1e1c5169cdad6c890c44766aa2ebc11ca2cf9244b5a84e89a5a126a5eba8fdf83f97edec5c00c20
ripemd-160
00e868de4a182d18d5832b34476008c10fedd687
Diameter
794290
Circumference
2495335.6288198
Area
495505034153.83
Volume
2.6238312905203E+17
Surface area
1982020136615.3
Circumference
2495335.6288198
Perimeter
1588580
Area
157724151025
Diagonal
561647.84522866
Surface area
946344906150
Volume
62639357958823625
Space diagonal
687875.31797194
Perimeter
1191435
Area
68296560788.992
Altitude
343937.65898597
Surface area
68296560788.992
Volume
7.3821191303093E+15
Height
187215.94840955