998428691 is an odd 9-digits composite number following 998428690
and preceding 998428692 . In scientific notation, it is written as 9.98428691 × 10^8.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 921626472 positive integers (up to 998428691) that are relatively prime to 998428691.
998428691 has 4 divisors, whose sum is 1075230912
The reverse of 998428691 is 196824899
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
nine hundred ninety-eight million four hundred twenty-eight thousand six hundred ninety-one
Scientific notation
9.98428691 × 10^8
Engineering notation
9.98428691 × 10^6
Prime Factorization
13 × 76802207
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
998428691
Product of the distinct prime numbers
The prime factorization of 998428691 is 13 × 76802207.
Since it has a total of 2 prime factors.
3 , 3 , 39 , 71 , 945 , 311 , 5971 , 3673 , 35046 , 93941 , 13031 , 393684 , 2738950 , 5800317 , 24813681 , 5219407 , 860341888 , 38565415 , 3129843218 , 4221562444
n×2
1996857382
n×3
2995286073
n×4
3993714764
n×5
4992143455
n÷2
499214345.5
n÷3
332809563.66667
n÷3
249607172.75
n÷5
199685738.2
n2
996859851011973481
n3
9.9529347615634E+26
n4
9.9372956255961E+35
n5
9.921681063544E+44
2 √n
31597.922257642
3 √n
999.47595575894
4 √n
177.75804414327
5 √n
63.075893394447
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
-998428690
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 998428691 can be divided by 4 positive divisors.
The sum of these divisors (counting 998428691) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011100000101101000000010011
3
Ternary
2120120201102200102
4
Quaternary
323200231000103
5
Quinary
4021044204231
6
Senary
243023443015
8
Octal
7340550023
10
Decimal
998428691
12
Duodecimal
23a45646b
16
Hexadecimal
3b82d013
20
Vigesimal
fc03beb
36
Base36
gifsib
md5
019518c608cf4dcae6c9a6c6f1055c36
sha1
2bbc8b72c8fa0b1c3b54c44ef52df823b9b10da3
sha256
a49f0c0a68750a6f2f82d3912c324778a566d478fbeb257e37696cb24b2d8df4
sha512
bedada341465bf3c9bfacf1e0757fb50756e2224f6ca0a83be412ebf65d5e43f15419f44523ab1faca9d53e688f7926c3698df0fd01275a6de8f9f956727765e
ripemd-160
cc63eda4a64f06c3c7b5c939b96420ba36dec864
Diameter
1996857382
Circumference
6273312481.5577
Area
3.1317275845978E+18
Volume
4.1690755638115E+27
Surface area
1.2526910338391E+19
Circumference
6273312481.5577
Perimeter
3993714764
Area
996859851011973481
Diagonal
1411991395.8746
Surface area
5981159106071840886
Volume
9.9529347615634E+26
Space diagonal
1729329220.5465
Perimeter
2995286073
Area
4.3165297749457E+17
Altitude
864664610.27324
Surface area
4.3165297749457E+17
Volume
1.1729646104348E+26
Height
470663798.62487