97809991 is an odd 8-digits composite number following 97809990
and preceding 97809992 . In scientific notation, it is written as 9.7809991 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 93969720 positive integers (up to 97809991) that are relatively prime to 97809991.
97809991 has 8 divisors, whose sum is 101696000
The reverse of 97809991 is 19990879
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
ninety-seven million eight hundred nine thousand nine hundred ninety-one
Scientific notation
9.7809991 × 10^7
Engineering notation
9.7809991 × 10^6
Prime Factorization
31 × 139 × 22699
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
97809991
Product of the distinct prime numbers
The prime factorization of 97809991 is 31 × 139 × 22699.
Since it has a total of 3 prime factors.
3 , 8 , 23 , 97 , 200 , 777 , 5748 , 2417 , 89886 , 44482 , 576371 , 332438 , 8561319 , 3722461 , 84341195 , 69518560 , 395478444 , 239764133 , 6940376814 , 1741730139
n×2
195619982
n×3
293429973
n×4
391239964
n×5
489049955
n÷2
48904995.5
n÷3
32603330.333333
n÷3
24452497.75
n÷5
19561998.2
n2
9566794339420081
n3
9.3572806823753E+23
n4
9.152355393276E+31
n5
8.9519179864513E+39
2 √n
9889.8933765739
3 √n
460.74546894561
4 √n
99.447943048481
5 √n
39.634797511691
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
-97809990
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 97809991 can be divided by 8 positive divisors.
The sum of these divisors (counting 97809991) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110101000111011001000111
3
Ternary
20211001021002021
4
Quaternary
11311013121013
5
Quinary
200014404431
6
Senary
13412224011
8
Octal
565073107
10
Decimal
97809991
12
Duodecimal
2890b007
16
Hexadecimal
5d47647
20
Vigesimal
1ab64jb
36
Base36
1m8eo7
md5
84cf3053081369f4a5693abb4feb82ce
sha1
9c95217398ae21b15fd10f57d176ea7d87b0f219
sha256
48ded73e42be5bb6b26a5a0ecbe40823f12fbd2624c0c3b137f6adbd888b2b93
sha512
a5124d13200ea8af9a2df67ed490bb067f154511659103e305e714787df5127ce8209c54214c2baecdf12f948f555f6a0dbe161dfb3ac2c44f033026d0dbf47a
ripemd-160
9a34331c6d2ffc1ad4ba1268acf82f632b394ae2
Diameter
195619982
Circumference
614558298.34657
Area
3.0054970815127E+16
Volume
3.9195685665771E+24
Surface area
1.2021988326051E+17
Circumference
614558298.34657
Perimeter
391239964
Area
9566794339420081
Diagonal
138324215.80779
Surface area
57400766036520486
Volume
9.3572806823753E+23
Space diagonal
169411873.89985
Perimeter
293429973
Area
4.1425434653595E+15
Altitude
84705936.949927
Surface area
4.1425434653595E+15
Volume
1.1027661039956E+23
Height
46108071.93593