20135491 is an odd 8-digits composite number following 20135490
and preceding 20135492 . In scientific notation, it is written as 2.0135491 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20126392 positive integers (up to 20135491) that are relatively prime to 20135491.
20135491 has 4 divisors, whose sum is 20144592
The reverse of 20135491 is 19453102
Previous prime number is 3797
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred thirty-five thousand four hundred ninety-one
Scientific notation
2.0135491 × 10^7
Engineering notation
2.0135491 × 10^6
Prime Factorization
3797 × 5303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20135491
Product of the distinct prime numbers
The prime factorization of 20135491 is 3797 × 5303.
Since it has a total of 2 prime factors.
4 , 6 , 74 , 41 , 728 , 449 , 417 , 9732 , 55796 , 44980 , 324672 , 97894 , 1391187 , 1606169 , 82525158 , 29803727 , 511115751 , 947362273 , 7972596075 , 234808183
n×2
40270982
n×3
60406473
n×4
80541964
n×5
100677455
n÷2
10067745.5
n÷3
6711830.3333333
n÷3
5033872.75
n÷5
4027098.2
n2
405437997811081
n3
8.163693155983E+21
n4
1.6437997006906E+29
n5
3.3098714079058E+36
2 √n
4487.2587400327
3 √n
272.05334791987
4 √n
66.987004262265
5 √n
28.892987178068
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
-20135490
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 20135491 can be divided by 4 positive divisors.
The sum of these divisors (counting 20135491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110011111001000011
3
Ternary
1101212222200221
4
Quaternary
1030303321003
5
Quinary
20123313431
6
Senary
1555323511
8
Octal
114637103
10
Decimal
20135491
12
Duodecimal
68b0597
16
Hexadecimal
1333e43
20
Vigesimal
65gieb
36
Base36
bzkn7
md5
c77a34f730e96f082cba4a342c9b114a
sha1
4c4fa2f87019acabbe2d99c4688df3675eea5410
sha256
59914aad6b030e8d3662fb610e3629a0d4d814d7c887c73425082855db83a93d
sha512
24612d55e050d725bfd6dedc393ec5138d4cff5b6e4dedbafdbbc440abf540dddde9ff96aa6aeb3bc7fb7e53550575f641973f5da4ebcfda80729db05a2d60f4
ripemd-160
016b97fc7dbe05631a6fe089983d14b45027cf9b
Diameter
40270982
Circumference
126515021.20405
Area
1.2737210354094E+15
Volume
3.4195997926663E+22
Surface area
5.0948841416378E+15
Circumference
126515021.20405
Perimeter
80541964
Area
405437997811081
Diagonal
28475884.457241
Surface area
2432627986866486
Volume
8.163693155983E+21
Space diagonal
34875693.447346
Perimeter
60406473
Area
1.7555980288195E+14
Altitude
17437846.723673
Surface area
1.7555980288195E+14
Volume
9.621004650203E+20
Height
9491961.4857471