199492721 is an odd 9-digits composite number following 199492720
and preceding 199492722 . In scientific notation, it is written as 1.99492721 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 196490880 positive integers (up to 199492721) that are relatively prime to 199492721.
199492721 has 8 divisors, whose sum is 202502184
The reverse of 199492721 is 127294991
Previous prime number is 2741
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred ninety-nine million four hundred ninety-two thousand seven hundred twenty-one
Scientific notation
1.99492721 × 10^8
Engineering notation
1.99492721 × 10^6
Prime Factorization
73 × 2741 × 997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199492721
Product of the distinct prime numbers
The prime factorization of 199492721 is 73 × 2741 × 997.
Since it has a total of 3 prime factors.
7 , 2 , 64 , 10 , 182 , 834 , 3538 , 6660 , 31743 , 24017 , 895722 , 791262 , 3260765 , 7515870 , 75306638 , 65324858 , 136080243 , 143262635 , 4276445153 , 4521525656
n×2
398985442
n×3
598478163
n×4
797970884
n×5
997463605
n÷2
99746360.5
n÷3
66497573.666667
n÷3
49873180.25
n÷5
39898544.2
n2
39797345731983841
n3
7.9392807886512E+24
n4
1.5838287273111E+33
n5
3.1596230240925E+41
2 √n
14124.189215668
3 √n
584.30869809708
4 √n
118.84523219578
5 √n
45.707283496064
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-199492720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199492721 can be divided by 8 positive divisors.
The sum of these divisors (counting 199492721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111001000000010001110001
3
Ternary
111220101021120022
4
Quaternary
23321000101301
5
Quinary
402032231341
6
Senary
31443453225
8
Octal
1371002161
10
Decimal
199492721
12
Duodecimal
56987215
16
Hexadecimal
be40471
20
Vigesimal
326gbg1
36
Base36
3artkh
md5
54d5d23b0074e31d5d9a2da5967c7b42
sha1
d0b59059f3812cc72ee05e8d117344789e934538
sha256
105bb5ebbb010948bec1116eb667bab1744ebe35d1b1b95f04cb96ecb90c1dcc
sha512
042a85516944c46d3037e13e169ca37648b7e679b236302c5f6c2a8bdad6662e8cbe1572a19938a29c0613175a3d1ecef55f954d36a5f1e7d8ee9d0c9bb40f2b
ripemd-160
bc7ba33e8ab53eee499f90c951b2d9e6665c9e2c
Diameter
398985442
Circumference
1253449733.4765
Area
1.2502704898397E+17
Volume
3.3255981600551E+25
Surface area
5.0010819593589E+17
Circumference
1253449733.4765
Perimeter
797970884
Area
39797345731983841
Diagonal
282125311.63291
Surface area
238784074391903046
Volume
7.9392807886512E+24
Space diagonal
345531528.51216
Perimeter
598478163
Area
1.7232756203545E+16
Altitude
172765764.25608
Surface area
1.7232756203545E+16
Volume
9.3565321389989E+23
Height
94041770.544304