198388621 is an odd 9-digits composite number following 198388620
and preceding 198388622 . In scientific notation, it is written as 1.98388621 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 195026044 positive integers (up to 198388621) that are relatively prime to 198388621.
198388621 has 4 divisors, whose sum is 201751200
The reverse of 198388621 is 126883891
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred ninety-eight million three hundred eighty-eight thousand six hundred twenty-one
Scientific notation
1.98388621 × 10^8
Engineering notation
1.98388621 × 10^6
Prime Factorization
59 × 3362519
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
198388621
Product of the distinct prime numbers
The prime factorization of 198388621 is 59 × 3362519.
Since it has a total of 2 prime factors.
2 , 4 , 34 , 7 , 688 , 206 , 2558 , 4571 , 36498 , 75596 , 18567 , 98702 , 2900551 , 2540676 , 774665 , 3486122 , 178231121 , 653333820 , 739677091 , 2530070702
n×2
396777242
n×3
595165863
n×4
793554484
n×5
991943105
n÷2
99194310.5
n÷3
66129540.333333
n÷3
49597155.25
n÷5
39677724.2
n2
39358044942281641
n3
7.8081882613553E+24
n4
1.5490557016787E+33
n5
3.0731502450822E+41
2 √n
14085.049556178
3 √n
583.22874377013
4 √n
118.68045144917
5 √n
45.656577380088
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
-198388620
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 198388621 can be divided by 4 positive divisors.
The sum of these divisors (counting 198388621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011110100110010101110001101
3
Ternary
111211022012000201
4
Quaternary
23310302232031
5
Quinary
401241413441
6
Senary
31404053501
8
Octal
1364625615
10
Decimal
198388621
12
Duodecimal
56534291
16
Hexadecimal
bd32b8d
20
Vigesimal
31jibb1
36
Base36
3a45n1
md5
ab84a845049d04800636d0d4b5ecf2c2
sha1
a8dc8cd77f09606efa98c8d24efdf15c79b84924
sha256
d5df47f8f9164beab6a2da21c83355bc2eeeec28e9b7ee144b0549ac3131c435
sha512
eed04a86699d1c0d4fdcacdd66ee6f3aef90844f14539bc2455ddc2dffeb11cd2f9b702326729182fd3d19913f41ec65194010329e1322c413d953eb11da084b
ripemd-160
78ed8eb48e695370881c526f9ad62742b7cf5a18
Diameter
396777242
Circumference
1246512468.5788
Area
1.2364694485033E+17
Volume
3.2706862506293E+25
Surface area
4.9458777940132E+17
Circumference
1246512468.5788
Perimeter
793554484
Area
39358044942281641
Diagonal
280563878.4387
Surface area
236148269653689846
Volume
7.8081882613553E+24
Space diagonal
343619171.21553
Perimeter
595165863
Area
1.7042533381653E+16
Altitude
171809585.60776
Surface area
1.7042533381653E+16
Volume
9.2020381139759E+23
Height
93521292.812899