21132551 is an odd 8-digits composite number following 21132550
and preceding 21132552 . In scientific notation, it is written as 2.1132551 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 18947520 positive integers (up to 21132551) that are relatively prime to 21132551.
21132551 has 8 divisors, whose sum is 23370384
The reverse of 21132551 is 15523112
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million one hundred thirty-two thousand five hundred fifty-one
Scientific notation
2.1132551 × 10^7
Engineering notation
2.1132551 × 10^6
Prime Factorization
11 × 73 × 26317
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21132551
Product of the distinct prime numbers
The prime factorization of 21132551 is 11 × 73 × 26317.
Since it has a total of 3 prime factors.
5 , 9 , 71 , 62 , 982 , 450 , 9496 , 3584 , 1186 , 83615 , 226621 , 148638 , 7887572 , 838220 , 34133296 , 20199107 , 583369467 , 653978017 , 8127804854 , 7475046231
n×2
42265102
n×3
63397653
n×4
84530204
n×5
105662755
n÷2
10566275.5
n÷3
7044183.6666667
n÷3
5283137.75
n÷5
4226510.2
n2
446584711767601
n3
9.4374741972491E+21
n4
1.9943790478455E+29
n5
4.2146316941927E+36
2 √n
4597.0154448294
3 √n
276.47167386378
4 √n
67.80129382858
5 √n
29.173624257675
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
-21132550
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 21132551 can be divided by 8 positive divisors.
The sum of these divisors (counting 21132551) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111010100000111
3
Ternary
1110202122102002
4
Quaternary
1100213110013
5
Quinary
20402220201
6
Senary
2032535515
8
Octal
120472407
10
Decimal
21132551
12
Duodecimal
70b159b
16
Hexadecimal
1427507
20
Vigesimal
6c1b7b
36
Base36
ckxzb
md5
6b7b860e80c0e984549ce8033d5d2d4a
sha1
ac4bcbb35c60f3c11afb6441923baea4625d83ff
sha256
be68b8402ee90255b650113712e669aef51b59c356d93f7e4901ba9f55a8042a
sha512
ffb2c03ac22cbf223eefb7963082b81fc83f93f157b63a997ec4c6114a033b75fb6233a02775382b50c2399001ab1448ac032939b8b14fe173315fc329a411cb
ripemd-160
73ca2d69763ba63775037f377984518940db924a
Diameter
42265102
Circumference
132779733.94642
Area
1.4029872496946E+15
Volume
3.9531599475361E+22
Surface area
5.6119489987784E+15
Circumference
132779733.94642
Perimeter
84530204
Area
446584711767601
Diagonal
29885940.231741
Surface area
2679508270605606
Volume
9.4374741972491E+21
Space diagonal
36602652.02554
Perimeter
63397653
Area
1.9337685266625E+14
Altitude
18301326.01277
Surface area
1.9337685266625E+14
Volume
1.112217000358E+21
Height
9961980.077247