998804921 is an odd 9-digits composite number following 998804920
and preceding 998804922 . In scientific notation, it is written as 9.98804921 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 964363344 positive integers (up to 998804921) that are relatively prime to 998804921.
998804921 has 4 divisors, whose sum is 1033246500
The reverse of 998804921 is 129408899
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
nine hundred ninety-eight million eight hundred four thousand nine hundred twenty-one
Scientific notation
9.98804921 × 10^8
Engineering notation
9.98804921 × 10^6
Prime Factorization
29 × 34441549
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
998804921
Product of the distinct prime numbers
The prime factorization of 998804921 is 29 × 34441549.
Since it has a total of 2 prime factors.
4 , 1 , 10 , 28 , 276 , 681 , 9763 , 4643 , 68207 , 20027 , 318618 , 442980 , 9011726 , 4588998 , 84015 , 21538074 , 449729361 , 247285333 , 6747685926 , 8106513391
n×2
1997609842
n×3
2996414763
n×4
3995219684
n×5
4994024605
n÷2
499402460.5
n÷3
332934973.66667
n÷3
249701230.25
n÷5
199760984.2
n2
997611270213816241
n3
9.9641904593462E+26
n4
9.9522824645762E+35
n5
9.9403887008008E+44
2 √n
31603.875094678
3 √n
999.60148153747
4 √n
177.77478756752
5 √n
63.080646356264
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
-998804920
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 998804921 can be divided by 4 positive divisors.
The sum of these divisors (counting 998804921) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011100010001000110110111001
3
Ternary
2120121102112202212
4
Quaternary
323202020312321
5
Quinary
4021143224141
6
Senary
243035504505
8
Octal
7342106671
10
Decimal
998804921
12
Duodecimal
23a5b8135
16
Hexadecimal
3b888db9
20
Vigesimal
fc2ac61
36
Base36
ginut5
md5
6d7673834c9ca71ce9f4e7e74c5ff49c
sha1
954b17402a9f1ccf61a2332ea5e4fecb34263f84
sha256
5555b5be259616d5d9d9b5ad6dfd78457dbef3f51db5f584de1dcd4a0d82efae
sha512
a9a4ebdff603a4aec62ef86b340a6a4ffa78ccedd0362df82ddf72ba927f9c39ef54e25a7d11a58007c2de2bda5e1c8b215a5954d5684689a75ad6ed1e99363a
ripemd-160
c4e2886d89a7105bebbfbcc47cf9f3f19a1133bb
Diameter
1997609842
Circumference
6275676404.3659
Area
3.1340882376421E+18
Volume
4.1737903394735E+27
Surface area
1.2536352950568E+19
Circumference
6275676404.3659
Perimeter
3995219684
Area
997611270213816241
Diagonal
1412523465.4432
Surface area
5985667621282897446
Volume
9.9641904593462E+26
Space diagonal
1729980870.0218
Perimeter
2996414763
Area
4.3197835155341E+17
Altitude
864990435.01091
Surface area
4.3197835155341E+17
Volume
1.1742911071397E+26
Height
470841155.14773