199820145 is an odd 9-digits composite number following 199820144
and preceding 199820146 . In scientific notation, it is written as 1.99820145 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 90682560 positive integers (up to 199820145) that are relatively prime to 199820145.
199820145 has 16 divisors, whose sum is 276030720
The reverse of 199820145 is 541028991
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred ninety-nine million eight hundred twenty thousand one hundred forty-five
Scientific notation
1.99820145 × 10^8
Engineering notation
1.99820145 × 10^6
Prime Factorization
35 × 3 × 139 × 13691
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
199820145
Product of the distinct prime numbers
The prime factorization of 199820145 is 35 × 3 × 139 × 13691.
Since it has a total of 4 prime factors.
10 , 9 , 14 , 25 , 30 , 602 , 6767 , 2664 , 51944 , 43733 , 926705 , 67976 , 3648517 , 6738193 , 86985506 , 4676736 , 146923493 , 520501188 , 2651527025 , 717063640
n×2
399640290
n×3
599460435
n×4
799280580
n×5
999100725
n÷2
99910072.5
n÷3
66606715
n÷3
49955036.25
n÷5
39964029
n2
39928090347821025
n3
7.9784368028747E+24
n4
1.5942523988238E+33
n5
3.1856374549956E+41
2 √n
14135.775358996
3 √n
584.62819533198
4 √n
118.89396687383
5 √n
45.722277372559
1 , 3 , 35 , 105 , 139 , 417 , 4865 , 13691 , 14595 , 41073 , 479185 , 1437555 , 1903049 , 5709147 , 66606715 , 199820145
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
-199820144
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 199820145 can be divided by 16 positive divisors.
The sum of these divisors (counting 199820145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111010010000001101110001
3
Ternary
111220222220201010
4
Quaternary
23322100031301
5
Quinary
402123221040
6
Senary
31454501133
8
Octal
1372201561
10
Decimal
199820145
12
Duodecimal
56b047a9
16
Hexadecimal
be90371
20
Vigesimal
328ha75
36
Base36
3ayu7l
md5
b9a9d8773f00af097dc014fc22233a9e
sha1
c5d5ff59f5415298ab25950466d1168df9e7697d
sha256
3e37d9df602e6c06518477be8cb048ddf33fce51d0fc661c5720146d59db226a
sha512
edfc2cddfbb84640dc95a2390b61aeb822a047983f085ffdbf2814dbbc3f201adae16ef49fdd39bf78a8b9915e9512b9bbf3418022f1b354aeb91c80585bd207
ripemd-160
54095c08de9d63609decac19b1480cd36aa822b3
Diameter
399640290
Circumference
1255506999.1425
Area
1.2543779530858E+17
Volume
3.3419997929389E+25
Surface area
5.0175118123434E+17
Circumference
1255506999.1425
Perimeter
799280580
Area
39928090347821025
Diagonal
282588359.09436
Surface area
239568542086926150
Volume
7.9784368028747E+24
Space diagonal
346098643.51578
Perimeter
599460435
Area
1.7289370282907E+16
Altitude
173049321.75789
Surface area
1.7289370282907E+16
Volume
9.4026779443017E+23
Height
94196119.698119