997645 is an odd 6-digits composite number following 997644
and preceding 997646 . In scientific notation, it is written as 9.97645 × 10^5.
The sum of its digits is 40. It has a total of 5 prime factors and 24 positive divisors.
There are 675840 positive integers (up to 997645) that are relatively prime to 997645.
997645 has 24 divisors, whose sum is 1407672
The reverse of 997645 is 546799
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 40
Digital Root 4
Name
nine hundred ninety-seven thousand six hundred forty-five
Scientific notation
9.97645 × 10^5
Engineering notation
9.97645 × 10^3
Prime Factorization
5 × 11 × 17 × 11 × 97
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
90695
Product of the distinct prime numbers
The prime factorization of 997645 is 5 × 11 × 17 × 11 × 97.
Since it has a total of 5 prime factors.
5 , 6 , 93 , 29 , 839 , 934 , 2672 , 5801 , 62634 , 72848 , 560997 , 188257 , 5074519 , 951542 , 50968247 , 2441276 , 130787430 , 356473042 , 1825322752 , 2268372787
n×2
1995290
n×3
2992935
n×4
3990580
n×5
4988225
n÷2
498822.5
n÷3
332548.33333333
n÷3
249411.25
n÷5
199529
n2
995295546025
n3
992951625014111125
n4
9.906132239372E+23
n5
9.8828032979483E+29
2 √n
998.82180592937
3 √n
99.92143829675
4 √n
31.604142227394
5 √n
15.841460035836
1 , 5 , 11 , 17 , 55 , 85 , 97 , 121 , 187 , 485 , 605 , 935 , 1067 , 1649 , 2057 , 5335 , 8245 , 10285 , 11737 , 18139 , 58685 , 90695 , 199529 , 997645
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
-997644
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 997645 can be divided by 24 positive divisors.
The sum of these divisors (counting 997645) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11110011100100001101
3
Ternary
1212200111211
4
Quaternary
3303210031
5
Quinary
223411040
6
Senary
33214421
8
Octal
3634415
10
Decimal
997645
12
Duodecimal
401411
16
Hexadecimal
f390d
20
Vigesimal
64e25
36
Base36
ldsd
md5
1cbfadc06ffc38d008ac88e772907542
sha1
d9731e94fd3d9a674b0700e5e91b252b5bf3537d
sha256
94067605d98f0c444ee1164c2fb8a8bd5c60df274981f67d1b3c8458820c2b0b
sha512
21b6a1cd311582cc93a6091b40025f86f42d4f8a44ea473e7a5d9f463038153d008b7e03006d97dee5503ed593622b197d0dc1d41b74756084c647b735652580
ripemd-160
5d2e72108d9d45731f331614fcf5e50e70888d06
Diameter
1995290
Circumference
6268388.4057812
Area
3126813175542.8
Volume
4.1592660406858E+18
Surface area
12507252702171
Circumference
6268388.4057812
Perimeter
3990580
Area
995295546025
Diagonal
1410883.0894337
Surface area
5971773276150
Volume
992951625014111125
Space diagonal
1727971.8279171
Perimeter
2992935
Area
430975613565.58
Altitude
863985.91395853
Surface area
430975613565.58
Volume
1.1702047123961E+17
Height
470294.36314457