19941720 is an even 8-digits composite number following 19941719
and preceding 19941721 . In scientific notation, it is written as 1.9941720 × 10^7.
The sum of its digits is 33. It has a total of 6 prime factors and 32 positive divisors.
There are 5274624 positive integers (up to 19941720) that are relatively prime to 19941720.
19941720 has 32 divisors, whose sum is 40207680
The reverse of 19941720 is 02714991
Previous prime number is 137
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
nineteen million nine hundred forty-one thousand seven hundred twenty
Scientific notation
1.9941720 × 10^7
Engineering notation
1.9941720 × 10^6
Prime Factorization
2 × 2 × 2 × 15 × 137 × 1213
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
4985430
Product of the distinct prime numbers
The prime factorization of 19941720 is 2 × 2 × 2 × 15 × 137 × 1213.
Since it has a total of 6 prime factors.
2 , 7 , 34 , 47 , 617 , 845 , 6107 , 6547 , 17908 , 89050 , 446731 , 56516 , 6794867 , 1644163 , 16645052 , 34223742 , 439303776 , 831753264 , 7404144487 , 4051507267
n×2
39883440
n×3
59825160
n×4
79766880
n×5
99708600
n÷2
9970860
n÷3
6647240
n÷3
4985430
n÷5
3988344
n2
397672196558400
n3
7.9302675955526E+21
n4
1.5814317591558E+29
n5
3.1536469340193E+36
2 √n
4465.6152991497
3 √n
271.17784471076
4 √n
66.825259439449
5 √n
28.837162372843
1 , 2 , 4 , 8 , 15 , 30 , 60 , 120 , 137 , 274 , 548 , 1096 , 1213 , 2055 , 2426 , 4110 , 4852 , 8220 , 9704 , 16440 , 18195 , 36390 , 72780 , 145560 , 166181 , 332362 , 664724 , 1329448 , 2492715 , 4985430 , 9970860 , 19941720
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19941719
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19941720 can be divided by 32 positive divisors.
The sum of these divisors (counting 19941720) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100000100100101011000
3
Ternary
1101112010220020
4
Quaternary
1030010211120
5
Quinary
20101113340
6
Senary
1551230440
8
Octal
114044530
10
Decimal
19941720
12
Duodecimal
6818420
16
Hexadecimal
1304958
20
Vigesimal
64ce60
36
Base36
bvf4o
md5
83ae3b1565c5dd6bdd1d88c426899185
sha1
9c01c4cb9408330bc24d9da773ffd3af6ec4eff0
sha256
2530232b58b945c8568c9a3527807e1b02504f1ca1e785476213ed45bd8ceb5c
sha512
6f5b86dac127a52698efeade3a516f96d2b48f4cc29786950e45495791034f41df97ceeb4e1d725d6f4be6dde3c5b917d82c78d55081d461a1e507e997a06d30
ripemd-160
e800694cec8e255e9f026af9baa428ccd75170e9
Diameter
39883440
Circumference
125297522.10389
Area
1.2493240512448E+15
Volume
3.3218227225586E+22
Surface area
4.9972962049791E+15
Circumference
125297522.10389
Perimeter
79766880
Area
397672196558400
Diagonal
28201850.881047
Surface area
2386033179350400
Volume
7.9302675955526E+21
Space diagonal
34540072.230312
Perimeter
59825160
Area
1.7219711229917E+14
Altitude
17270036.115156
Surface area
1.7219711229917E+14
Volume
9.3459099890653E+20
Height
9400616.9603489