21186136 is an even 8-digits composite number following 21186135
and preceding 21186137 . In scientific notation, it is written as 2.1186136 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 10593064 positive integers (up to 21186136) that are relatively prime to 21186136.
21186136 has 8 divisors, whose sum is 39724020
The reverse of 21186136 is 63168112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million one hundred eighty-six thousand one hundred thirty-six
Scientific notation
2.1186136 × 10^7
Engineering notation
2.1186136 × 10^6
Prime Factorization
2 × 2 × 2 × 2648267
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5296534
Product of the distinct prime numbers
The prime factorization of 21186136 is 2 × 2 × 2 × 2648267.
Since it has a total of 4 prime factors.
8 , 2 , 51 , 13 , 474 , 926 , 6829 , 8356 , 97099 , 39925 , 401735 , 668371 , 4417732 , 103354 , 39214563 , 54845893 , 78391820 , 329919843 , 1748239333 , 1955969737
n×2
42372272
n×3
63558408
n×4
84744544
n×5
105930680
n÷2
10593068
n÷3
7062045.3333333
n÷3
5296534
n÷5
4237227.2
n2
448852358610496
n3
9.5094471134427E+21
n4
2.0146843983021E+29
n5
4.2683377659505E+36
2 √n
4602.839992874
3 √n
276.70515617479
4 √n
67.844233305963
5 √n
29.188404162815
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
-21186135
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 21186136 can be divided by 8 positive divisors.
The sum of these divisors (counting 21186136) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000110100011001011000
3
Ternary
1110212100220201
4
Quaternary
1100310121120
5
Quinary
20410424021
6
Senary
2034031544
8
Octal
120643130
10
Decimal
21186136
12
Duodecimal
71185b4
16
Hexadecimal
1434658
20
Vigesimal
6c856g
36
Base36
cm3bs
md5
3c5c787392204fe11b927abf54f038f5
sha1
16aca2a715a2f0de678ac7bd8fecf2922a03cfec
sha256
5e1d7f8834ed9bc497bf2994fb87e5a95ae18d63487647b01c058f8397f2d015
sha512
cdbe83785e5992606cd7787df8bd291d90b8cda16f9a4ef7d50f4ef0edc3723cf4fc391fab0bbdfd4026341d1e9eeed957415994b7abd30d39ea85a17046dd15
ripemd-160
41c0b2287128936d9f59c8c4b5958c385699e597
Diameter
42372272
Circumference
133116418.43111
Area
1.4101112723572E+15
Volume
3.9833078921723E+22
Surface area
5.6404450894287E+15
Circumference
133116418.43111
Perimeter
84744544
Area
448852358610496
Diagonal
29961720.865481
Surface area
2693114151662976
Volume
9.5094471134427E+21
Space diagonal
36695463.968064
Perimeter
63558408
Area
1.9435877255263E+14
Altitude
18347731.984032
Surface area
1.9435877255263E+14
Volume
1.120699089875E+21
Height
9987240.2884936