998538961 is an odd 9-digits composite number following 998538960
and preceding 998538962 . In scientific notation, it is written as 9.98538961 × 10^8.
The sum of its digits is 58. It has a total of 3 prime factors and 8 positive divisors.
There are 851454720 positive integers (up to 998538961) that are relatively prime to 998538961.
998538961 has 8 divisors, whose sum is 1147101824
The reverse of 998538961 is 169835899
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 58
Digital Root 4
Name
nine hundred ninety-eight million five hundred thirty-eight thousand nine hundred sixty-one
Scientific notation
9.98538961 × 10^8
Engineering notation
9.98538961 × 10^6
Prime Factorization
7 × 193 × 739111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
998538961
Product of the distinct prime numbers
The prime factorization of 998538961 is 7 × 193 × 739111.
Since it has a total of 3 prime factors.
2 , 6 , 97 , 39 , 257 , 302 , 7932 , 4464 , 6057 , 45873 , 835007 , 287789 , 1183696 , 782368 , 66982975 , 59830241 , 239886745 , 95744027 , 8769299978 , 5413787941
n×2
1997077922
n×3
2995616883
n×4
3994155844
n×5
4992694805
n÷2
499269480.5
n÷3
332846320.33333
n÷3
249634740.25
n÷5
199707792.2
n2
997080056634959521
n3
9.9562328378609E+26
n4
9.9416863933917E+35
n5
9.9271612018452E+44
2 √n
31599.667102677
3 √n
999.51274962563
4 √n
177.76295199697
5 √n
63.077286597903
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
-998538960
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 998538961 can be divided by 8 positive divisors.
The sum of these divisors (counting 998538961) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011100001000111111011010001
3
Ternary
2120120221000221111
4
Quaternary
323201013323101
5
Quinary
4021111221321
6
Senary
243030053321
8
Octal
7341077321
10
Decimal
998538961
12
Duodecimal
23a4aa241
16
Hexadecimal
3b847ed1
20
Vigesimal
fc0h781
36
Base36
gii5ld
md5
b6bd1daa0882e53d77f6c109b1d0aa9e
sha1
01544493e72492385f765e43998ad99beeb62990
sha256
52cd59c59c53aea29a3db71dabf3435f259cc863f0760cdd00782c83aeb9feb9
sha512
1152a2e43b69ddd22d9a627b11e612c8ef56aa22ac3018e311cfa856c8824105b0a65ef66daa2f3a0957684cf28e904422825d030f51be05d3347048ae605c91
ripemd-160
b0e11019272d21d9578c09a46e67d286fd18cf8d
Diameter
1997077922
Circumference
6274005328.4016
Area
3.1324193809653E+18
Volume
4.1704570587804E+27
Surface area
1.2529677523861E+19
Circumference
6274005328.4016
Perimeter
3994155844
Area
997080056634959521
Diagonal
1412147341.2041
Surface area
5982480339809757126
Volume
9.9562328378609E+26
Space diagonal
1729520213.789
Perimeter
2995616883
Area
4.3174832932635E+17
Altitude
864760106.89452
Surface area
4.3174832932635E+17
Volume
1.1733532924539E+26
Height
470715780.40138