1998481549 is an odd 10-digits composite number following 1998481548
and preceding 1998481550 . In scientific notation, it is written as 1.998481549 × 10^9.
The sum of its digits is 58. It has a total of 3 prime factors and 8 positive divisors.
There are 1984546656 positive integers (up to 1998481549) that are relatively prime to 1998481549.
1998481549 has 8 divisors, whose sum is 2012437440
The reverse of 1998481549 is 9451848991
Previous prime number is 1367
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 58
Digital Root 4
Name
one billion nine hundred ninety-eight million four hundred eighty-one thousand five hundred forty-nine
Scientific notation
1.998481549 × 10^9
Engineering notation
1.998481549 × 10^9
Prime Factorization
163 × 1367 × 8969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1998481549
Product of the distinct prime numbers
The prime factorization of 1998481549 is 163 × 1367 × 8969.
Since it has a total of 3 prime factors.
5 , 6 , 92 , 17 , 893 , 690 , 4983 , 9907 , 41832 , 56966 , 554645 , 565430 , 101186 , 5851583 , 50934782 , 31547975 , 213915449 , 496308594 , 56598162 , 8821584519
n×2
3996963098
n×3
5995444647
n×4
7993926196
n×5
9992407745
n÷2
999240774.5
n÷3
666160516.33333
n÷3
499620387.25
n÷5
399696309.8
n2
3993928501693439401
n3
7.9817924186596E+27
n4
1.5951464876639E+37
n5
3.1878708235485E+46
2 √n
44704.379528185
3 √n
1259.6021144369
4 √n
211.43410209374
5 √n
72.466957599956
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
-1998481548
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 1998481549 can be divided by 8 positive divisors.
The sum of these divisors (counting 1998481549) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111000111100110100010001101
3
Ternary
12011021111101022011
4
Quaternary
1313013212202031
5
Quinary
13043102402144
6
Senary
530150221221
8
Octal
16707464215
10
Decimal
1998481549
12
Duodecimal
479354811
16
Hexadecimal
771e688d
20
Vigesimal
1b4aa3h9
36
Base36
x1ue8d
md5
28e28a7c9aa49919102701e8bff2da43
sha1
2bd09dc71e956de6f34465f91db0674c37e9ea94
sha256
4b8635a8b4bb9f0241cd7217398ac914f2e096cdc45ffa0f5edc082d56b9ec06
sha512
0705aeaea96bad8c1d18cb480e489e24f24b5f5fd29bbb466ad9513d533bc6f6ba2290d85adff6fce3036fe7518128f1057ebb9ac4fb7dc590f0075cb1d52696
ripemd-160
ae9eb5bf2c401836521152a28bd76af71e9310b6
Diameter
3996963098
Circumference
12556829905.346
Area
1.2547296439883E+19
Volume
3.3434053899919E+28
Surface area
5.0189185759532E+19
Circumference
12556829905.346
Perimeter
7993926196
Area
3993928501693439401
Diagonal
2826279710.7482
Surface area
2.3963571010161E+19
Volume
7.9817924186596E+27
Space diagonal
3461471580.857
Perimeter
5995444647
Area
1.7294217716826E+18
Altitude
1730735790.4285
Surface area
1.7294217716826E+18
Volume
9.4066325754292E+26
Height
942093236.91606