1998351368 is an even 10-digits composite number following 1998351367
and preceding 1998351369 . In scientific notation, it is written as 1.998351368 × 10^9.
The sum of its digits is 53. It has a total of 5 prime factors and 16 positive divisors.
There are 922315968 positive integers (up to 1998351368) that are relatively prime to 1998351368.
1998351368 has 16 divisors, whose sum is 4035132780
The reverse of 1998351368 is 8631538991
Previous prime number is 13
Is Prime? no Number parity even Number length 10 Sum of Digits 53 Digital Root 8
Name
one billion nine hundred ninety-eight million three hundred fifty-one thousand three hundred sixty-eight
Scientific notation
1.998351368 × 10^9
Engineering notation
1.998351368 × 10^9
Prime Factorization
2 × 2 × 2 × 13 × 19214917
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
499587842 Product of the distinct prime numbers
The prime factorization of 1998351368 is 2 × 2 × 2 × 13 × 19214917.
Since it has a total of 5 prime factors.
9 , 9 , 80 , 9 , 731 , 236 , 630 , 7189 , 51947 , 38772 , 904228 , 191705 , 2909440 , 1857187 , 99299940 , 80928060 , 95652787 , 427848720 , 5775636647 , 8438488757
n×2
3996702736
n×3
5995054104
n×4
7993405472
n×5
9991756840
n÷2
999175684
n÷3
666117122.66667
n÷3
499587842
n÷5
399670273.6
n2
3993408189987471424
n3
7.9802327194439E+27
n4
1.5947308971859E+37
n5
3.1868326699833E+46
2 √n44702.923483817
3 √n1259.574763701
4 √n211.4306588076
5 √n72.466013476471
1 , 2 , 4 , 8 , 13 , 26 , 52 , 104 , 19214917 , 38429834 , 76859668 , 153719336 , 249793921 , 499587842 , 999175684 , 1998351368
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1998351367 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998351368 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998351368) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111000111000110110000001000
3
Ternary
12011021020202201122
4
Quaternary
1313013012300020
5
Quinary
13043034220433
6
Senary
530143334412
8
Octal
16707066010
10
Decimal
1998351368
12
Duodecimal
4792b1408
16
Hexadecimal
771c6c08
20
Vigesimal
1b49di88
36
Base36
x1rls8
md5
95c54e9f82dad92b6129c54a00855551
sha1
ec9a5a78d7d117e5c0451f3342ad47519d539a7d
sha256
e124288c8fcf670e288bc2a2d8d5c39701aef840a3f466dba1f2c5c422a638c2
sha512
67c5585e1e2636b18dc010fc7dcfd46435953640deebe2cf1feafc8be69080b2a8370d7c4b1e0f7e2f833b31e9ed87018b9c39c99f4847625ce283b26e1a3a10
ripemd-160
fb6f43004b3944470c80bbb8f333e23499809de6
Diameter
3996702736
Circumference
12556011954
Area
1.254566183245E+19
Volume
3.3427520647122E+28
Surface area
5.01826473298E+19
Circumference
12556011954
Perimeter
7993405472
Area
3993408189987471424
Diagonal
2826095607.0124
Surface area
2.3960449139925E+19
Volume
7.9802327194439E+27
Space diagonal
3461246100.7508
Perimeter
5995054104
Area
1.729196470105E+18
Altitude
1730623050.3754
Surface area
1.729196470105E+18
Volume
9.4047944522759E+26
Height
942031869.00414