1997351605 is an odd 10-digits composite number following 1997351604
and preceding 1997351606 . In scientific notation, it is written as 1.997351605 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 1588644288 positive integers (up to 1997351605) that are relatively prime to 1997351605.
1997351605 has 8 divisors, whose sum is 2410677432
The reverse of 1997351605 is 5061537991
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 46
Digital Root 1
Name
one billion nine hundred ninety-seven million three hundred fifty-one thousand six hundred five
Scientific notation
1.997351605 × 10^9
Engineering notation
1.997351605 × 10^9
Prime Factorization
5 × 173 × 2309077
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1997351605
Product of the distinct prime numbers
The prime factorization of 1997351605 is 5 × 173 × 2309077.
Since it has a total of 3 prime factors.
4 , 8 , 92 , 42 , 728 , 742 , 4842 , 3743 , 21466 , 50205 , 26566 , 34334 , 5952730 , 5692830 , 24145661 , 59389809 , 342454208 , 674674392 , 2134610419 , 1303286370
n×2
3994703210
n×3
5992054815
n×4
7989406420
n×5
9986758025
n÷2
998675802.5
n÷3
665783868.33333
n÷3
499337901.25
n÷5
399470321
n2
3989413433996076025
n3
7.9682613254006E+27
n4
1.5915419547348E+37
n5
3.1788688777145E+46
2 √n
44691.739784886
3 √n
1259.3646761382
4 √n
211.40420947769
5 √n
72.458761164107
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
-1997351604
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 1997351605 can be divided by 8 positive divisors.
The sum of these divisors (counting 1997351605) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111000011010010101010110101
3
Ternary
12011012100222022101
4
Quaternary
1313003102222311
5
Quinary
13042310222410
6
Senary
530110102101
8
Octal
16703225265
10
Decimal
1997351605
12
Duodecimal
478aaa931
16
Hexadecimal
770d2ab5
20
Vigesimal
1b438j05
36
Base36
x166d1
md5
6990a426313673058369ba2bfa0081b6
sha1
2b8e034b4e1b0660aee1129578b392c809893ac7
sha256
119d5dfbd4854e4f903c19d657587ae8abe9c70cec3d138c8a18a2af6d2a1c62
sha512
d2dd25d5a8ef1bc8be8b668003704166fe7cadcf715de72859df72aa0ea839840910dbaf3e694f6f55ebcef709292aa51c5b45233e5d5d30db594403e0b64b5d
ripemd-160
183a9e01a4462751d5f3a050173ed68afc947b23
Diameter
3994703210
Circumference
12549730257.808
Area
1.2533111936375E+19
Volume
3.3377374989016E+28
Surface area
5.0132447745498E+19
Circumference
12549730257.808
Perimeter
7989406420
Area
3989413433996076025
Diagonal
2824681728.6187
Surface area
2.3936480603976E+19
Volume
7.9682613254006E+27
Space diagonal
3459514460.4392
Perimeter
5992054815
Area
1.7274666900198E+18
Altitude
1729757230.2196
Surface area
1.7274666900198E+18
Volume
9.3906860290955E+26
Height
941560576.20622