997908 is an even 6-digits composite number following 997907
and preceding 997909 . In scientific notation, it is written as 9.97908 × 10^5.
The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors.
There are 329664 positive integers (up to 997908) that are relatively prime to 997908.
997908 has 24 divisors, whose sum is 2349312
The reverse of 997908 is 809799
Previous prime number is 137
Is Prime? no
Number parity even
Number length 6
Sum of Digits 42
Digital Root 6
Name
nine hundred ninety-seven thousand nine hundred eight
Scientific notation
9.97908 × 10^5
Engineering notation
9.97908 × 10^3
Prime Factorization
2 × 2 × 3 × 137 × 607
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
498954
Product of the distinct prime numbers
The prime factorization of 997908 is 2 × 2 × 3 × 137 × 607.
Since it has a total of 5 prime factors.
4 , 9 , 61 , 20 , 785 , 627 , 9841 , 4771 , 73512 , 2020 , 451275 , 986873 , 3594483 , 5880129 , 53442105 , 20373460 , 435945037 , 490919413 , 915810424 , 7229590159
n×2
1995816
n×3
2993724
n×4
3991632
n×5
4989540
n÷2
498954
n÷3
332636
n÷3
249477
n÷5
199581.6
n2
995820376464
n3
993737120236437312
n4
9.916582221809E+23
n5
9.895836731801E+29
2 √n
998.95345236903
3 √n
99.930217982694
4 √n
31.606224899045
5 √n
15.842295175536
1 , 2 , 3 , 4 , 6 , 12 , 137 , 274 , 411 , 548 , 607 , 822 , 1214 , 1644 , 1821 , 2428 , 3642 , 7284 , 83159 , 166318 , 249477 , 332636 , 498954 , 997908
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-997907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 997908 can be divided by 24 positive divisors.
The sum of these divisors (counting 997908) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11110011101000010100
3
Ternary
1212200212120
4
Quaternary
3303220110
5
Quinary
223413113
6
Senary
33215540
8
Octal
3635024
10
Decimal
997908
12
Duodecimal
4015b0
16
Hexadecimal
f3a14
20
Vigesimal
64ef8
36
Base36
ldzo
md5
c683eea728d4d240c23ec7c164471225
sha1
e29a300e02a11aa80d84e2a01190be45b3715752
sha256
32a64003773ca8e5229be313d1ae7bb5643ead05b5f049b9e6d5f5852fd8037b
sha512
bbd8e842549e35dc6ecfd3907fed421572a991c05eb4808dea8d0a39e1660ec0a8bdb30adf41d3166e5aa8ba8eb175b29e327c925e579fdfa38694ff3f33f19f
ripemd-160
4af2c024957df824fa9a4dacc907161070cc901f
Diameter
1995816
Circumference
6270040.883517
Area
3128461978994.3
Volume
4.162556315379E+18
Surface area
12513847915977
Circumference
6270040.883517
Perimeter
3991632
Area
995820376464
Diagonal
1411255.0276006
Surface area
5974922258784
Volume
993737120236437312
Space diagonal
1728427.3572794
Perimeter
2993724
Area
431202871812
Altitude
864213.67863972
Surface area
431202871812
Volume
1.1711304273933E+17
Height
470418.34253354