21132646 is an even 8-digits composite number following 21132645
and preceding 21132647 . In scientific notation, it is written as 2.1132646 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 10559568 positive integers (up to 21132646) that are relatively prime to 21132646.
21132646 has 8 divisors, whose sum is 31719240
The reverse of 21132646 is 64623112
Previous prime number is 2459
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million one hundred thirty-two thousand six hundred forty-six
Scientific notation
2.1132646 × 10^7
Engineering notation
2.1132646 × 10^6
Prime Factorization
2 × 2459 × 4297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21132646
Product of the distinct prime numbers
The prime factorization of 21132646 is 2 × 2459 × 4297.
Since it has a total of 3 prime factors.
6 , 2 , 36 , 24 , 115 , 596 , 2266 , 5743 , 30432 , 71594 , 648084 , 610119 , 8498836 , 8102160 , 33992151 , 91906408 , 553466712 , 177469369 , 8233504677 , 5583767480
n×2
42265292
n×3
63397938
n×4
84530584
n×5
105663230
n÷2
10566323
n÷3
7044215.3333333
n÷3
5283161.5
n÷5
4226529.2
n2
446588726961316
n3
9.4376014744641E+21
n4
1.9944149104893E+29
n5
4.2147264280492E+36
2 √n
4597.0257776088
3 √n
276.47208814993
4 √n
67.801370027521
5 √n
29.173650487252
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
-21132645
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 21132646 can be divided by 8 positive divisors.
The sum of these divisors (counting 21132646) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111010101100110
3
Ternary
1110202122112121
4
Quaternary
1100213111212
5
Quinary
20402221041
6
Senary
2032540154
8
Octal
120472546
10
Decimal
21132646
12
Duodecimal
70b165a
16
Hexadecimal
1427566
20
Vigesimal
6c1bc6
36
Base36
cky1y
md5
9a0bc8ef8531fcc71a4934b556ad2538
sha1
407da9e03a2117e62ec0868c360dc3a80326cc5e
sha256
ba6ccbde5f7ddae43ee0f186f4e2a2798699f9045dc53a4ed38ffd73ac199b09
sha512
bf32cb68f14ae25f54409e6aea4fa57ab14b932c14f725bed8da5fbb28b698c666f03bd5169325d2fab4f3851111618e063141d50516f510426dbd78a0a5d608
ripemd-160
13ec9aa005b9240167c1d97c1cf0f658bacaf438
Diameter
42265292
Circumference
132780330.84903
Area
1.4029998637977E+15
Volume
3.9532132612913E+22
Surface area
5.6119994551908E+15
Circumference
132780330.84903
Perimeter
84530584
Area
446588726961316
Diagonal
29886074.58203
Surface area
2679532361767896
Volume
9.4376014744641E+21
Space diagonal
36602816.570367
Perimeter
63397938
Area
1.9337859129613E+14
Altitude
18301408.285184
Surface area
1.9337859129613E+14
Volume
1.1122320001216E+21
Height
9962024.8606765