20140921 is an odd 8-digits composite number following 20140920
and preceding 20140922 . In scientific notation, it is written as 2.0140921 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 20082532 positive integers (up to 20140921) that are relatively prime to 20140921.
20140921 has 4 divisors, whose sum is 20199312
The reverse of 20140921 is 12904102
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred forty thousand nine hundred twenty-one
Scientific notation
2.0140921 × 10^7
Engineering notation
2.0140921 × 10^6
Prime Factorization
347 × 58043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20140921
Product of the distinct prime numbers
The prime factorization of 20140921 is 347 × 58043.
Since it has a total of 2 prime factors.
1 , 7 , 3 , 50 , 412 , 839 , 1014 , 3345 , 91600 , 46154 , 755455 , 465227 , 5931195 , 9853130 , 24628554 , 95117713 , 847587474 , 203189444 , 4201882409 , 4733859110
n×2
40281842
n×3
60422763
n×4
80563684
n×5
100704605
n÷2
10070460.5
n÷3
6713640.3333333
n÷3
5035230.25
n÷5
4028184.2
n2
405656698728241
n3
8.1702995222063E+21
n4
1.6455735722309E+29
n5
3.3143367317991E+36
2 √n
4487.8637457035
3 √n
272.07780087722
4 √n
66.991519953674
5 √n
28.894545342204
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
-20140920
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 20140921 can be divided by 4 positive divisors.
The sum of these divisors (counting 20140921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110101001101111001
3
Ternary
1101220021011001
4
Quaternary
1030311031321
5
Quinary
20124002141
6
Senary
1555405001
8
Octal
114651571
10
Decimal
20140921
12
Duodecimal
68b3761
16
Hexadecimal
1335379
20
Vigesimal
65hc61
36
Base36
bzou1
md5
3f80afe0551988627af968c357a5c41a
sha1
819e5a7b92aa9a22c5b2b9790f2053bad5afa2a9
sha256
7ea50ba0abedd6d5b1858f2ea6360f4911c67c5851a34bdd757b4bc2e166ca58
sha512
f97fade0d10e55403f7a5055b4ffb52ebadb231085a720e799e3a2b46793a3c182f3432295e9662fd81f72c41a6943289096b0f9e9256f36d1461317d36175e5
ripemd-160
901f5b80c6b3ee4856894ec838dd102772206696
Diameter
40281842
Circumference
126549138.90026
Area
1.2744081046041E+15
Volume
3.4223670608789E+22
Surface area
5.0976324184165E+15
Circumference
126549138.90026
Perimeter
80563684
Area
405656698728241
Diagonal
28483563.636885
Surface area
2433940192369446
Volume
8.1702995222063E+21
Space diagonal
34885098.483231
Perimeter
60422763
Area
1.7565450315699E+14
Altitude
17442549.241615
Surface area
1.7565450315699E+14
Volume
9.6287903274621E+20
Height
9494521.212295