1998967331 is an odd 10-digits composite number following 1998967330
and preceding 1998967332 . In scientific notation, it is written as 1.998967331 × 10^9.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 1991188992 positive integers (up to 1998967331) that are relatively prime to 1998967331.
1998967331 has 4 divisors, whose sum is 2006745672
The reverse of 1998967331 is 1337698991
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 56
Digital Root 2
Name
one billion nine hundred ninety-eight million nine hundred sixty-seven thousand three hundred thirty-one
Scientific notation
1.998967331 × 10^9
Engineering notation
1.998967331 × 10^9
Prime Factorization
257 × 7778083
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1998967331
Product of the distinct prime numbers
The prime factorization of 1998967331 is 257 × 7778083.
Since it has a total of 2 prime factors.
9 , 10 , 10 , 35 , 879 , 148 , 9305 , 9115 , 45865 , 93221 , 749525 , 387684 , 4612719 , 2645354 , 24031213 , 14419746 , 986594056 , 515797510 , 4899358226 , 2731220957
n×2
3997934662
n×3
5996901993
n×4
7995869324
n×5
9994836655
n÷2
999483665.5
n÷3
666322443.66667
n÷3
499741832.75
n÷5
399793466.2
n2
3995870390405263561
n3
7.9876143693303E+27
n4
1.5966980176918E+37
n5
3.1917471748383E+46
2 √n
44709.812468853
3 √n
1259.7041656605
4 √n
211.44694953783
5 √n
72.470480246568
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
-1998967330
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 1998967331 can be divided by 4 positive divisors.
The sum of these divisors (counting 1998967331) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111001001011101001000100011
3
Ternary
12011022102001200002
4
Quaternary
1313021131020203
5
Quinary
13043213423311
6
Senary
530204450215
8
Octal
16711351043
10
Decimal
1998967331
12
Duodecimal
47954996b
16
Hexadecimal
7725d223
20
Vigesimal
1b4dai6b
36
Base36
x24t2b
md5
2ed7e3c089aef4565c5fbd0180fe9550
sha1
4860ce9aeb1f34f5c139af33c74e334163b5933f
sha256
9bb21188eb8bdad974a658967bacadf113f1991ec31fa8d5d81578d05f9f1c1c
sha512
3c0b49f25fbc91e78ab746b884b2ebc98847717030040b3cfb39efa3d27639f5f43a0b96d595c82d157574bfa1903735ed741cee566cf401c9735f164fbfd2e3
ripemd-160
76a57ec4163b41012655d78de8ee87beb95e2833
Diameter
3997934662
Circumference
12559882163.671
Area
1.2553397063194E+19
Volume
3.3458440829862E+28
Surface area
5.0213588252777E+19
Circumference
12559882163.671
Perimeter
7995869324
Area
3995870390405263561
Diagonal
2826966710.2409
Surface area
2.3975222342432E+19
Volume
7.9876143693303E+27
Space diagonal
3462312979.9624
Perimeter
5996901993
Area
1.7302626341605E+18
Altitude
1731156489.9812
Surface area
1.7302626341605E+18
Volume
9.4134938100943E+26
Height
942322236.74698