198661946 is an even 9-digits composite number following 198661945
and preceding 198661947 . In scientific notation, it is written as 1.98661946 × 10^8.
The sum of its digits is 50. It has a total of 4 prime factors and 16 positive divisors.
There are 84913920 positive integers (up to 198661946) that are relatively prime to 198661946.
198661946 has 16 divisors, whose sum is 341471040
The reverse of 198661946 is 649166891
Previous prime number is 379
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred ninety-eight million six hundred sixty-one thousand nine hundred forty-six
Scientific notation
1.98661946 × 10^8
Engineering notation
1.98661946 × 10^6
Prime Factorization
2 × 7 × 379 × 37441
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
198661946
Product of the distinct prime numbers
The prime factorization of 198661946 is 2 × 7 × 379 × 37441.
Since it has a total of 4 prime factors.
6 , 3 , 39 , 1 , 737 , 170 , 5580 , 5721 , 48002 , 3772 , 249266 , 930211 , 7729848 , 2785300 , 38232725 , 93241101 , 982711801 , 631685794 , 18443138 , 6013072944
n×2
397323892
n×3
595985838
n×4
794647784
n×5
993309730
n÷2
99330973
n÷3
66220648.666667
n÷3
49665486.5
n÷5
39732389.2
n2
39466568788506916
n3
7.8405053574676E+24
n4
1.5576100519379E+33
n5
3.0943784402715E+41
2 √n
14094.748880345
3 √n
583.49646383625
4 √n
118.72130760881
5 √n
45.66915089618
1 , 2 , 7 , 14 , 379 , 758 , 2653 , 5306 , 37441 , 74882 , 262087 , 524174 , 14190139 , 28380278 , 99330973 , 198661946
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
-198661945
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 198661946 can be divided by 16 positive divisors.
The sum of these divisors (counting 198661946) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011110101110101011100111010
3
Ternary
111211211001221212
4
Quaternary
23311311130322
5
Quinary
401324140241
6
Senary
31414003122
8
Octal
1365653472
10
Decimal
198661946
12
Duodecimal
566464a2
16
Hexadecimal
bd7573a
20
Vigesimal
321ceh6
36
Base36
3aa0je
md5
c4f2d57657bc4fb835e16542cd780d85
sha1
61caf1d816c1e2b0e489dc808fb37ca5d759072e
sha256
c77adbbb85ab0c51801803fc621c7be204197423997005ebb6e96c00c6683ebf
sha512
b7c39b710a73d65cdf47f20fafec98f8d917d67329d3a28013948af269f0d8c54c980a10f8e37b1d2958a36d4be84d06ec5e08e3256c1f7ddc29e4f473c9e6a6
ripemd-160
f2f6cd298ca6f6ccfc0f45ece1046382ff583105
Diameter
397323892
Circumference
1248229820.2029
Area
1.2398788256837E+17
Volume
3.2842232041936E+25
Surface area
4.9595153027348E+17
Circumference
1248229820.2029
Perimeter
794647784
Area
39466568788506916
Diagonal
280950418.36063
Surface area
236799412731041496
Volume
7.8405053574676E+24
Space diagonal
344092584.0025
Perimeter
595985838
Area
1.7089525585527E+16
Altitude
172046292.00125
Surface area
1.7089525585527E+16
Volume
9.2401241769914E+23
Height
93650139.453544