1998993605 is an odd 10-digits composite number following 1998993604
and preceding 1998993606 . In scientific notation, it is written as 1.998993605 × 10^9.
The sum of its digits is 59. It has a total of 2 prime factors and 4 positive divisors.
There are 1370738448 positive integers (up to 1998993605) that are relatively prime to 1998993605.
1998993605 has 4 divisors, whose sum is 2056107744
The reverse of 1998993605 is 5063998991
Previous prime number is 35
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 59
Digital Root 5
Name
one billion nine hundred ninety-eight million nine hundred ninety-three thousand six hundred five
Scientific notation
1.998993605 × 10^9
Engineering notation
1.998993605 × 10^9
Prime Factorization
35 × 57114103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1998993605
Product of the distinct prime numbers
The prime factorization of 1998993605 is 35 × 57114103.
Since it has a total of 2 prime factors.
4 , 1 , 53 , 2 , 762 , 61 , 8333 , 4266 , 18668 , 58752 , 799731 , 639820 , 3063472 , 4729212 , 60503454 , 98478680 , 500494575 , 11771419 , 2946743076 , 5415653035
n×2
3997987210
n×3
5996980815
n×4
7995974420
n×5
9994968025
n÷2
999496802.5
n÷3
666331201.66667
n÷3
499748401.25
n÷5
399798721
n2
3995975432830896025
n3
7.9879293359661E+27
n4
1.5967819659788E+37
n5
3.191956938571E+46
2 √n
44710.106296004
3 √n
1259.7096847306
4 √n
211.4476443378
5 √n
72.470670752871
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
-1998993604
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 1998993605 can be divided by 4 positive divisors.
The sum of these divisors (counting 1998993605) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111001001100011100011000101
3
Ternary
12011022110101201012
4
Quaternary
1313021203203011
5
Quinary
13043220243410
6
Senary
530205212005
8
Octal
16711434305
10
Decimal
1998993605
12
Duodecimal
479561005
16
Hexadecimal
772638c5
20
Vigesimal
1b4de405
36
Base36
x25dc5
md5
0dc13cb851b3dee965c972fda0f996e0
sha1
28591b900214d44603139f3ba7f20d161f38768c
sha256
9410e2d49af456a1747006f7b313e7860838dfbb8fc0f650c051e3365d3fd479
sha512
bec30b1103b39480361ea1cba9f66422dc22dfccda55307c7be7c18bc96443ddff040c4e35cbf36c2fa1838510ca2ec0c4b4fecfaeff2e54db5e70a3fa0f1ebc
ripemd-160
9f31244a3dea4a5455f1b8fa3f0f2ba5250ba47e
Diameter
3997987210
Circumference
12560047248.082
Area
1.2553727063707E+19
Volume
3.3459760159021E+28
Surface area
5.0214908254827E+19
Circumference
12560047248.082
Perimeter
7995974420
Area
3995975432830896025
Diagonal
2827003867.2881
Surface area
2.3975852596985E+19
Volume
7.9879293359661E+27
Space diagonal
3462358487.8653
Perimeter
5996980815
Area
1.730308118865E+18
Altitude
1731179243.9326
Surface area
1.730308118865E+18
Volume
9.4138650018343E+26
Height
942334622.42936