21132537 is an odd 8-digits composite number following 21132536
and preceding 21132538 . In scientific notation, it is written as 2.1132537 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13877952 positive integers (up to 21132537) that are relatively prime to 21132537.
21132537 has 8 divisors, whose sum is 28597536
The reverse of 21132537 is 73523112
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million one hundred thirty-two thousand five hundred thirty-seven
Scientific notation
2.1132537 × 10^7
Engineering notation
2.1132537 × 10^6
Prime Factorization
3 × 67 × 105137
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21132537
Product of the distinct prime numbers
The prime factorization of 21132537 is 3 × 67 × 105137.
Since it has a total of 3 prime factors.
9 , 7 , 66 , 72 , 907 , 671 , 8083 , 1215 , 19134 , 1794 , 462065 , 537046 , 4323862 , 9086926 , 32236948 , 82239931 , 44742144 , 716904239 , 4824683231 , 8321734051
n×2
42265074
n×3
63397611
n×4
84530148
n×5
105662685
n÷2
10566268.5
n÷3
7044179
n÷3
5283134.25
n÷5
4226507.4
n2
446584120056369
n3
9.4374554407037E+21
n4
1.9943737628652E+29
n5
4.2146177335578E+36
2 √n
4597.013922102
3 √n
276.47161281098
4 √n
67.80128259924
5 √n
29.173620392256
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
-21132536
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 21132537 can be divided by 8 positive divisors.
The sum of these divisors (counting 21132537) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111010011111001
3
Ternary
1110202122101120
4
Quaternary
1100213103321
5
Quinary
20402220122
6
Senary
2032535453
8
Octal
120472371
10
Decimal
21132537
12
Duodecimal
70b1589
16
Hexadecimal
14274f9
20
Vigesimal
6c1b6h
36
Base36
ckxyx
md5
b868a1baa6e33493dfdaf46352b1dafd
sha1
5315be5fff336cb645f5566eb502e3060768f8fe
sha256
756273733c9e107ab5b89fccbe4b52b7e1ef2eb9dfde9c1718b45991a79894eb
sha512
7fe05da45cd14ef7d124311944aa37bdfa7c52bbaf65922d8debd4beab4ecf8653e99ea17137c7aac41a314cb50ebff261b717047e97921a838f26c8c606c20b
ripemd-160
be86a05d70fec514392cd9c3f7e88675dae22329
Diameter
42265074
Circumference
132779645.98183
Area
1.402985390779E+15
Volume
3.9531520908128E+22
Surface area
5.6119415631158E+15
Circumference
132779645.98183
Perimeter
84530148
Area
446584120056369
Diagonal
29885920.432751
Surface area
2679504720338214
Volume
9.4374554407037E+21
Space diagonal
36602627.776829
Perimeter
63397611
Area
1.9337659644777E+14
Altitude
18301313.888415
Surface area
1.9337659644777E+14
Volume
1.1122147898779E+21
Height
9961973.4775837