1998790448 is an even 10-digits composite number following 1998790447
and preceding 1998790449 . In scientific notation, it is written as 1.998790448 × 10^9.
The sum of its digits is 59. It has a total of 5 prime factors and 10 positive divisors.
There are 999395216 positive integers (up to 1998790448) that are relatively prime to 1998790448.
1998790448 has 10 divisors, whose sum is 3872656524
The reverse of 1998790448 is 8440978991
Previous prime number is 2
Is Prime? no
Number parity even
Number length 10
Sum of Digits 59
Digital Root 5
Name
one billion nine hundred ninety-eight million seven hundred ninety thousand four hundred forty-eight
Scientific notation
1.998790448 × 10^9
Engineering notation
1.998790448 × 10^9
Prime Factorization
2 × 2 × 2 × 2 × 124924403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
249848806
Product of the distinct prime numbers
The prime factorization of 1998790448 is 2 × 2 × 2 × 2 × 124924403.
Since it has a total of 5 prime factors.
9 , 5 , 56 , 31 , 177 , 435 , 9952 , 1016 , 11144 , 56626 , 328868 , 103700 , 9935572 , 7998758 , 29055067 , 90821258 , 153392249 , 151996313 , 2148359269 , 7910334519
n×2
3997580896
n×3
5996371344
n×4
7995161792
n×5
9993952240
n÷2
999395224
n÷3
666263482.66667
n÷3
499697612
n÷5
399758089.6
n2
3995163255016040704
n3
7.9854941523267E+27
n4
1.596132943423E+37
n5
3.1903352810521E+46
2 √n
44707.834302279
3 √n
1259.667008671
4 √n
211.44227179606
5 √n
72.469197659354
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1998790447
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998790448 can be divided by 10 positive divisors.
The sum of these divisors (counting 1998790448) is 1, the average is 0.1.
Base
System
Value
2
Binary
1110111001000110001111100110000
3
Ternary
12011022002002000212
4
Quaternary
1313020301330300
5
Quinary
13043142243243
6
Senary
530201003252
8
Octal
16710617460
10
Decimal
1998790448
12
Duodecimal
479483528
16
Hexadecimal
77231f30
20
Vigesimal
1b4c8g28
36
Base36
x210kw
md5
eddccb725ec2cce5b6e782b38069e2ca
sha1
926d5f9099201c96253608449a8fa8370722938c
sha256
1405b84555ccf35ae187944966e4c7a9e0f45776776442000162981423ed4f15
sha512
64e6f98b1781549651b321791ba98c18fe901ea923f1770eed4aad85d7858c1b5f5050b9112311625e7d71bbac10cfe2746d6686f886cac73a9374117516c293
ripemd-160
cb72da23d8a518959733e4a7bc8a8fc63a3c7f4e
Diameter
3997580896
Circumference
12558770775.005
Area
1.255117553185E+19
Volume
3.3449559685645E+28
Surface area
5.0204702127401E+19
Circumference
12558770775.005
Perimeter
7995161792
Area
3995163255016040704
Diagonal
2826716559.9034
Surface area
2.3970979530096E+19
Volume
7.9854941523267E+27
Space diagonal
3462006609.6194
Perimeter
5996371344
Area
1.729956435555E+18
Altitude
1731003304.8097
Surface area
1.729956435555E+18
Volume
9.4109951103928E+26
Height
942238853.30113