1998535545 is an odd 10-digits composite number following 1998535544
and preceding 1998535546 . In scientific notation, it is written as 1.998535545 × 10^9.
The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors.
There are 1065885552 positive integers (up to 1998535545) that are relatively prime to 1998535545.
1998535545 has 4 divisors, whose sum is 2013339648
The reverse of 1998535545 is 5455358991
Previous prime number is 135
Is Prime? no Number parity odd Number length 10 Sum of Digits 54 Digital Root 9
Name
one billion nine hundred ninety-eight million five hundred thirty-five thousand five hundred forty-five
Scientific notation
1.998535545 × 10^9
Engineering notation
1.998535545 × 10^9
Prime Factorization
135 × 14803967
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1998535545 Product of the distinct prime numbers
The prime factorization of 1998535545 is 135 × 14803967.
Since it has a total of 2 prime factors.
6 , 4 , 82 , 96 , 137 , 640 , 9066 , 9813 , 53080 , 47875 , 6406 , 644662 , 9592278 , 7373681 , 55459518 , 610547 , 161898899 , 838788482 , 1742327976 , 1881591820
n×2
3997071090
n×3
5995606635
n×4
7994142180
n×5
9992677725
n÷2
999267772.5
n÷3
666178515
n÷3
499633886.25
n÷5
399707109
n2
3994144324628447025
n3
7.98243940463E+27
n4
1.5953188885962E+37
n5
3.1883015044693E+46
2 √n44704.983447039
3 √n1259.6134585268
4 √n211.43553023803
5 √n72.467349185613
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
-1998535544 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 1998535545 can be divided by 4 positive divisors.
The sum of these divisors (counting 1998535545) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111000111110011101101111001
3
Ternary
12011021121010101000
4
Quaternary
1313013303231321
5
Quinary
13043111114140
6
Senary
530151315213
8
Octal
16707635571
10
Decimal
1998535545
12
Duodecimal
47937bb09
16
Hexadecimal
771f3b79
20
Vigesimal
1b4agih5
36
Base36
x1vjw9
md5
8d6c346eda2c6fe97d3d4b62eef5a94f
sha1
5feebb7d35c68cf95eac5ecebdd70b60e728f58d
sha256
9fb3996db9e0870cde675e9980266623a6d9ea62ad33bc135ab771d73719cd2f
sha512
1a9937e28ca6d664842b849baaa470c02084f69a19781a7f6c68167e77b2c4ae923e8c5cdca3477adf55f162e80d0d98e173332fced9eda5671b9e26f739a45e
ripemd-160
a413cb7e7b5938c04dc6e4968f0c4b5dfee26bea
Diameter
3997071090
Circumference
12557169172.22
Area
1.254797446763E+19
Volume
3.3436763988415E+28
Surface area
5.019189787052E+19
Circumference
12557169172.22
Perimeter
7994142180
Area
3994144324628447025
Diagonal
2826356072.6237
Surface area
2.3964865947771E+19
Volume
7.98243940463E+27
Space diagonal
3461565104.6724
Perimeter
5995606635
Area
1.7295152257548E+18
Altitude
1730782552.3362
Surface area
1.7295152257548E+18
Volume
9.4073950557076E+26
Height
942118690.87457