1998248515 is an odd 10-digits composite number following 1998248514
and preceding 1998248516 . In scientific notation, it is written as 1.998248515 × 10^9.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 1578363072 positive integers (up to 1998248515) that are relatively prime to 1998248515.
1998248515 has 8 divisors, whose sum is 2428251840
The reverse of 1998248515 is 5158428991
Previous prime number is 79
Is Prime? no Number parity odd Number length 10 Sum of Digits 52 Digital Root 7
Name
one billion nine hundred ninety-eight million two hundred forty-eight thousand five hundred fifteen
Scientific notation
1.998248515 × 10^9
Engineering notation
1.998248515 × 10^9
Prime Factorization
5 × 79 × 5058857
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1998248515 Product of the distinct prime numbers
The prime factorization of 1998248515 is 5 × 79 × 5058857.
Since it has a total of 3 prime factors.
3 , 6 , 86 , 85 , 229 , 618 , 389 , 3289 , 87201 , 58150 , 825653 , 664065 , 1072182 , 6294908 , 83200183 , 50874819 , 315421548 , 260131623 , 6216883718 , 7879696780
n×2
3996497030
n×3
5994745545
n×4
7992994060
n×5
9991242575
n÷2
999124257.5
n÷3
666082838.33333
n÷3
499562128.75
n÷5
399649703
n2
3992997127699705225
n3
7.9790005808252E+27
n4
1.5944026061818E+37
n5
3.1860126401149E+46
2 √n44701.773063269
3 √n1259.5531536765
4 √n211.42793822782
5 √n72.465267511526
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
-1998248514 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 1998248515 can be divided by 8 positive divisors.
The sum of these divisors (counting 1998248515) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111000110101101101001000011
3
Ternary
12011021001112122021
4
Quaternary
1313012231221003
5
Quinary
13043022423030
6
Senary
530141222311
8
Octal
16706555103
10
Decimal
1998248515
12
Duodecimal
479261997
16
Hexadecimal
771ada43
20
Vigesimal
1b49115f
36
Base36
x1pef7
md5
c779fe0e459095571ec09af546ee50da
sha1
ca010f14f662a4a4b73c95d14fc29228047355b2
sha256
573c904beac675cd21c18ff549d14e89d712f4592a604f4caa658f1c74fa3298
sha512
78135cca77f9801fed3735abe6c683e976fc12bdf3a78814b801fc2d352ebd804cd1dac10b2e403b6925df7f5d75674ba1cc3f8689479ffe4074a5842e0a6cd8
ripemd-160
e36375c200a81258996b769bbd01082e472e9f56
Diameter
3996497030
Circumference
12555365709.541
Area
1.2544370442187E+19
Volume
3.3422359476946E+28
Surface area
5.0177481768746E+19
Circumference
12555365709.541
Perimeter
7992994060
Area
3992997127699705225
Diagonal
2825950150.9049
Surface area
2.3957982766198E+19
Volume
7.9790005808252E+27
Space diagonal
3461067954.1291
Perimeter
5994745545
Area
1.7290184749131E+18
Altitude
1730533977.0645
Surface area
1.7290184749131E+18
Volume
9.4033423629882E+26
Height
941983383.63497