1998173849 is an odd 10-digits composite number following 1998173848
and preceding 1998173850 . In scientific notation, it is written as 1.998173849 × 10^9.
The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors.
There are 1707544080 positive integers (up to 1998173849) that are relatively prime to 1998173849.
1998173849 has 8 divisors, whose sum is 2290529088
The reverse of 1998173849 is 9483718991
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 59
Digital Root 5
Name
one billion nine hundred ninety-eight million one hundred seventy-three thousand eight hundred forty-nine
Scientific notation
1.998173849 × 10^9
Engineering notation
1.998173849 × 10^9
Prime Factorization
7 × 331 × 862397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1998173849
Product of the distinct prime numbers
The prime factorization of 1998173849 is 7 × 331 × 862397.
Since it has a total of 3 prime factors.
9 , 4 , 28 , 33 , 191 , 547 , 850 , 2952 , 17372 , 38595 , 192436 , 180022 , 7982375 , 3727203 , 49607771 , 90870812 , 404131813 , 590629521 , 9235618404 , 1645756775
n×2
3996347698
n×3
5994521547
n×4
7992695396
n×5
9990869245
n÷2
999086924.5
n÷3
666057949.66667
n÷3
499543462.25
n÷5
399634769.8
n2
3992698730827474801
n3
7.978106190875E+27
n4
1.5941643155151E+37
n5
3.1854174462713E+46
2 √n
44700.937898438
3 √n
1259.5374654431
4 √n
211.42596316072
5 √n
72.464725960013
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
-1998173848
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 1998173849 can be divided by 8 positive divisors.
The sum of these divisors (counting 1998173849) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111000110011011011010011001
3
Ternary
12011020220202012212
4
Quaternary
1313012123122121
5
Quinary
13043013030344
6
Senary
530135444505
8
Octal
16706333231
10
Decimal
1998173849
12
Duodecimal
479226735
16
Hexadecimal
7719b699
20
Vigesimal
1b48bec9
36
Base36
x1nst5
md5
0b0418ef70acedcf65cd75dc67387257
sha1
be298fe0ddbd81db5b4b87f9dc829b2fde19740f
sha256
23067aedd0961d9320797f2f92ac0965cfc3556126e9c4c91b62aee28d43f236
sha512
c67962cf0c97b175633709a2995f4b9429b27f747a125f51cdac9066a2d03fc73e6eaded97d44a9d5fec1099f86f5d0072086513075a8f9e07b79f13c2573e42
ripemd-160
f41a3d5606223b7bb7bec9df3d51d0cbc6914757
Diameter
3996347698
Circumference
12554896569.227
Area
1.2543433000765E+19
Volume
3.3418613065083E+28
Surface area
5.017373200306E+19
Circumference
12554896569.227
Perimeter
7992695396
Area
3992698730827474801
Diagonal
2825844557.235
Surface area
2.3956192384965E+19
Volume
7.978106190875E+27
Space diagonal
3460938628.8235
Perimeter
5994521547
Area
1.7288892652772E+18
Altitude
1730469314.4117
Surface area
1.7288892652772E+18
Volume
9.4022883143234E+26
Height
941948185.74502