897989809 is an odd 9-digits composite number following 897989808
and preceding 897989810 . In scientific notation, it is written as 8.97989809 × 10^8.
The sum of its digits is 67. It has a total of 2 prime factors and 4 positive divisors.
There are 897908004 positive integers (up to 897989809) that are relatively prime to 897989809.
897989809 has 4 divisors, whose sum is 898071616
The reverse of 897989809 is 908989798
Previous prime number is 68743
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 67
Digital Root 4
Name
eight hundred ninety-seven million nine hundred eighty-nine thousand eight hundred nine
Scientific notation
8.97989809 × 10^8
Engineering notation
8.97989809 × 10^6
Prime Factorization
68743 × 13063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
897989809
Product of the distinct prime numbers
The prime factorization of 897989809 is 68743 × 13063.
Since it has a total of 2 prime factors.
2 , 6 , 95 , 11 , 35 , 262 , 3543 , 3152 , 95151 , 21670 , 407446 , 380002 , 6317598 , 7601830 , 27871599 , 93663937 , 303954886 , 989950345 , 5974526748 , 1973248709
n×2
1795979618
n×3
2693969427
n×4
3591959236
n×5
4489949045
n÷2
448994904.5
n÷3
299329936.33333
n÷3
224497452.25
n÷5
179597961.8
n2
806385697067856481
n3
7.241261380903E+26
n4
6.5025789243561E+35
n5
5.83924960629E+44
2 √n
29966.478088024
3 √n
964.77002725906
4 √n
173.10828428479
5 √n
61.752462640455
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-897989808
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 897989809 can be divided by 4 positive divisors.
The sum of these divisors (counting 897989809) is 1, the average is 0.25.
Base
System
Value
2
Binary
110101100001100011110010110001
3
Ternary
2022120201121102211
4
Quaternary
311201203302301
5
Quinary
3314341133214
6
Senary
225035012121
8
Octal
6541436261
10
Decimal
897989809
12
Duodecimal
21089a041
16
Hexadecimal
35863cb1
20
Vigesimal
e0c8ea9
36
Base36
eun1dd
md5
cf0c35a74f7e037df7b3cd181153b2b7
sha1
83e5b195071aecd86515e4cae9dcfc1cfdc8ec8c
sha256
20ccb45a05fcb81b4d6943b7427c12a5e868920907cdc5014b9318118332a11f
sha512
593ebcd8e0019ba429ace1a2e236f00bce93b4ecb60f8ce21b7331dc566d38549720a51cf6d94c7d0394ebc53e0fbec183364ea45e09f6279036cc1ab0a249fa
ripemd-160
83b63fa86917458818e3201b6899842548ef79b5
Diameter
1795979618
Circumference
5642236373.9058
Area
2.5333353818683E+18
Volume
3.0332124742624E+27
Surface area
1.0133341527473E+19
Circumference
5642236373.9058
Perimeter
3591959236
Area
806385697067856481
Diagonal
1269949366.7606
Surface area
4838314182407138886
Volume
7.241261380903E+26
Space diagonal
1555363973.8671
Perimeter
2693969427
Area
3.4917524945459E+17
Altitude
777681986.93354
Surface area
3.4917524945459E+17
Volume
8.5339083779679E+25
Height
423316455.58688