99843985 is an odd 8-digits composite number following 99843984
and preceding 99843986 . In scientific notation, it is written as 9.9843985 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 79875184 positive integers (up to 99843985) that are relatively prime to 99843985.
99843985 has 4 divisors, whose sum is 119812788
The reverse of 99843985 is 58934899
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
ninety-nine million eight hundred forty-three thousand nine hundred eighty-five
Scientific notation
9.9843985 × 10^7
Engineering notation
9.9843985 × 10^6
Prime Factorization
5 × 19968797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99843985
Product of the distinct prime numbers
The prime factorization of 99843985 is 5 × 19968797.
Since it has a total of 2 prime factors.
2 , 9 , 40 , 97 , 548 , 272 , 4869 , 8647 , 40390 , 46732 , 263456 , 19217 , 26925 , 1226894 , 52308760 , 45803869 , 718114423 , 353251117 , 5176027583 , 3876641367
n×2
199687970
n×3
299531955
n×4
399375940
n×5
499219925
n÷2
49921992.5
n÷3
33281328.333333
n÷3
24960996.25
n÷5
19968797
n2
9968821340680225
n3
9.9532684840656E+23
n4
9.9377398922401E+31
n5
9.9222355273473E+39
2 √n
9992.1962050392
3 √n
463.91737189237
4 √n
99.960973409822
5 √n
39.798287157883
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
-99843984
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 99843985 can be divided by 4 positive divisors.
The sum of these divisors (counting 99843985) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111100110111111110010001
3
Ternary
20221212121012101
4
Quaternary
11330313332101
5
Quinary
201030001420
6
Senary
13524000401
8
Octal
574677621
10
Decimal
99843985
12
Duodecimal
29530101
16
Hexadecimal
5f37f91
20
Vigesimal
1b409j5
36
Base36
1ng041
md5
e1a8d589d6b57162a1538ebab4325472
sha1
558efa4d1f89e6aee15afcefbda34901e9862752
sha256
8824c54d3f6e1ac11aaf68943e1eb4189a99942d4da51f87faf6b03b9e4fdc85
sha512
2e1eb4f3bc0de9814cbc4d905667b8c9f4eb03f02df4ca02c9799e2b27740e842cfd7f633ca4417cf639d739b5965a2cb697ad491b3f663897f087c0c969d34c
ripemd-160
02390c8d2882fc5b5eb127a5962fa92cfa05382c
Diameter
199687970
Circumference
627338259.56226
Area
3.131797588883E+16
Volume
4.1692153531663E+24
Surface area
1.2527190355532E+17
Circumference
627338259.56226
Perimeter
399375940
Area
9968821340680225
Diagonal
141200717.70838
Surface area
59812928044081350
Volume
9.9532684840656E+23
Space diagonal
172934854.85014
Perimeter
299531955
Area
4.3166262634088E+15
Altitude
86467427.425072
Surface area
4.3166262634088E+15
Volume
1.1730039400089E+23
Height
47066905.902792