20206491 is an odd 8-digits composite number following 20206490
and preceding 20206492 . In scientific notation, it is written as 2.0206491 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13470992 positive integers (up to 20206491) that are relatively prime to 20206491.
20206491 has 4 divisors, whose sum is 26941992
The reverse of 20206491 is 19460202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million two hundred six thousand four hundred ninety-one
Scientific notation
2.0206491 × 10^7
Engineering notation
2.0206491 × 10^6
Prime Factorization
3 × 6735497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20206491
Product of the distinct prime numbers
The prime factorization of 20206491 is 3 × 6735497.
Since it has a total of 2 prime factors.
8 , 3 , 76 , 41 , 822 , 297 , 3548 , 1421 , 82663 , 38224 , 956057 , 92236 , 4179010 , 4722038 , 49837029 , 68688058 , 239604784 , 53709334 , 5979014494 , 3430823626
n×2
40412982
n×3
60619473
n×4
80825964
n×5
101032455
n÷2
10103245.5
n÷3
6735497
n÷3
5051622.75
n÷5
4041298.2
n2
408302278533081
n3
8.2503563164582E+21
n4
1.6671075065531E+29
n5
3.3686392827197E+36
2 √n
4495.16306712
3 √n
272.37273635464
4 √n
67.045977262771
5 √n
28.913334482303
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
-20206490
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 20206491 can be divided by 4 positive divisors.
The sum of these divisors (counting 20206491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000101001110011011
3
Ternary
1102000121002120
4
Quaternary
1031011032123
5
Quinary
20133101431
6
Senary
2001032323
8
Octal
115051633
10
Decimal
20206491
12
Duodecimal
69256a3
16
Hexadecimal
134539b
20
Vigesimal
665g4b
36
Base36
c13ff
md5
102f4bf3a29cef266825166092abba51
sha1
658d97c1edc91184d688a1bdf1dcf62169cf561b
sha256
e3be97b458936f4bb2c1c79e22d21fea55308407b1d4fb4afd14b39a8867af77
sha512
bc19ac56fac446a1b46fb8e6410951ee4fd7e15fb938e76efffebac68a4c75d8ed58487243e005d3c8d41f7fccbbd003584a825de1d5c56369a553c3ce08e594
ripemd-160
bb9036087df18571cad0a655a96867780644f73c
Diameter
40412982
Circumference
126961127.36086
Area
1.2827194386835E+15
Volume
3.4559011724378E+22
Surface area
5.130877754734E+15
Circumference
126961127.36086
Perimeter
80825964
Area
408302278533081
Diagonal
28576293.62017
Surface area
2449813671198486
Volume
8.2503563164582E+21
Space diagonal
34998669.054683
Perimeter
60619473
Area
1.7680007281636E+14
Altitude
17499334.527342
Surface area
1.7680007281636E+14
Volume
9.7231381642881E+20
Height
9525431.2067233