397352721 is an odd 9-digits composite number following 397352720
and preceding 397352722 . In scientific notation, it is written as 3.97352721 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 264695600 positive integers (up to 397352721) that are relatively prime to 397352721.
397352721 has 8 divisors, whose sum is 530216064
The reverse of 397352721 is 127253793
Previous prime number is 1301
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
three hundred ninety-seven million three hundred fifty-two thousand seven hundred twenty-one
Scientific notation
3.97352721 × 10^8
Engineering notation
3.97352721 × 10^6
Prime Factorization
3 × 1301 × 101807
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
397352721
Product of the distinct prime numbers
The prime factorization of 397352721 is 3 × 1301 × 101807.
Since it has a total of 3 prime factors.
1 , 4 , 85 , 39 , 371 , 994 , 2310 , 5848 , 82781 , 35063 , 766287 , 943031 , 209768 , 8883267 , 48982111 , 46837899 , 539703842 , 773618363 , 6224519682 , 7230511097
n×2
794705442
n×3
1192058163
n×4
1589410884
n×5
1986763605
n÷2
198676360.5
n÷3
132450907
n÷3
99338180.25
n÷5
79470544.2
n2
157889184886103841
n3
6.2737697230965E+25
n4
2.4928994703998E+34
n5
9.9056038774283E+42
2 √n
19933.708159798
3 √n
735.17725744698
4 √n
141.18678464997
5 √n
52.460839765423
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
-397352720
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 397352721 can be divided by 8 positive divisors.
The sum of these divisors (counting 397352721) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111101011110001111100010001
3
Ternary
1000200200121110110
4
Quaternary
113223301330101
5
Quinary
1303210241341
6
Senary
103232351533
8
Octal
2753617421
10
Decimal
397352721
12
Duodecimal
b10a55a9
16
Hexadecimal
17af1f11
20
Vigesimal
64391g1
36
Base36
6kknbl
md5
6d550a35a2a0bd6dd5c6f3d958bd0ff4
sha1
606c3f177fe001a309d407b9d33cb854acd2f1d5
sha256
3782df1d855be789917936fd8ded5a9d00e8b651a7bdf04094d5dd835c77bb79
sha512
9e57dcba2d61061c2a426c1324f71f2fdbbbeaf8bbe46538395c22fa2ce49ddcf493473ba0a5fdb58586690f62776f0468556ed048354c9d021d39ad47b41a5d
ripemd-160
89f660135bc0f3fdf91365599f3ac36b4bcd71af
Diameter
794705442
Circumference
2496640778.355
Area
4.9602350331946E+17
Volume
2.6279505163192E+26
Surface area
1.9840940132779E+18
Circumference
2496640778.355
Perimeter
1589410884
Area
157889184886103841
Diagonal
561941607.08405
Surface area
947335109316623046
Volume
6.2737697230965E+25
Space diagonal
688235101.29774
Perimeter
1192058163
Area
6.8368022547092E+16
Altitude
344117550.64887
Surface area
6.8368022547092E+16
Volume
7.393708524674E+24
Height
187313869.02802