998421 is an odd 6-digits composite number following 998420
and preceding 998422 . In scientific notation, it is written as 9.98421 × 10^5.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 635904 positive integers (up to 998421) that are relatively prime to 998421.
998421 has 16 divisors, whose sum is 1392384
The reverse of 998421 is 124899
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 33
Digital Root 6
Name
nine hundred ninety-eight thousand four hundred twenty-one
Scientific notation
9.98421 × 10^5
Engineering notation
9.98421 × 10^3
Prime Factorization
3 × 47 × 73 × 97
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
998421
Product of the distinct prime numbers
The prime factorization of 998421 is 3 × 47 × 73 × 97.
Since it has a total of 4 prime factors.
1 , 1 , 46 , 33 , 920 , 24 , 9646 , 2158 , 79044 , 62756 , 603817 , 658310 , 6603010 , 1775308 , 43022563 , 66300995 , 84202831 , 534396263 , 9624893276 , 4808665456
n×2
1996842
n×3
2995263
n×4
3993684
n×5
4992105
n÷2
499210.5
n÷3
332807
n÷3
249605.25
n÷5
199684.2
n2
996844493241
n3
995270475786172461
n4
9.9369894370491E+23
n5
9.921298930728E+29
2 √n
999.21018809858
3 √n
99.947338939662
4 √n
31.610286112254
5 √n
15.843923667695
1 , 3 , 47 , 73 , 97 , 141 , 219 , 291 , 3431 , 4559 , 7081 , 10293 , 13677 , 21243 , 332807 , 998421
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
-998420
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 998421 can be divided by 16 positive divisors.
The sum of these divisors (counting 998421) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11110011110000010101
3
Ternary
1212201120120
4
Quaternary
3303300111
5
Quinary
223422141
6
Senary
33222153
8
Octal
3636025
10
Decimal
998421
12
Duodecimal
401959
16
Hexadecimal
f3c15
20
Vigesimal
64g11
36
Base36
ledx
md5
5af497eef13592b62ccafa2ebaa1435a
sha1
fef8e190649a7cf88c04d3d38b5fee247c5171e6
sha256
0e8b415c476542b47559333e9d6d4a35c57a2902cea81f258540699154bd41f2
sha512
7d38e5d313cf45c86e5aef9a965a429df84b19bcc3e38328f887f454dfead3e2e0a0b90702bef56c74ac572916cb0b0c82b3ae7b43fd7c540bf5d4f2976d7e24
ripemd-160
f2dbe1a986eb327eafeffffad944aa489800150f
Diameter
1996842
Circumference
6273264.1575795
Area
3131679336737.4
Volume
4.1689792200862E+18
Surface area
12526717346949
Circumference
6273264.1575795
Perimeter
3993684
Area
996844493241
Diagonal
1411980.5191581
Surface area
5981066959446
Volume
995270475786172461
Space diagonal
1729315.8993437
Perimeter
2995263
Area
431646327384.67
Altitude
864657.94967186
Surface area
431646327384.67
Volume
1.1729375042386E+17
Height
470660.1730527