21568122 is an even 8-digits composite number following 21568121
and preceding 21568123 . In scientific notation, it is written as 2.1568122 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 7189368 positive integers (up to 21568122) that are relatively prime to 21568122.
21568122 has 8 divisors, whose sum is 35946900
The reverse of 21568122 is 22186512
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million five hundred sixty-eight thousand one hundred twenty-two
Scientific notation
2.1568122 × 10^7
Engineering notation
2.1568122 × 10^6
Prime Factorization
2 × 9 × 1198229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21568122
Product of the distinct prime numbers
The prime factorization of 21568122 is 2 × 9 × 1198229.
Since it has a total of 3 prime factors.
1 , 4 , 53 , 69 , 768 , 892 , 1200 , 355 , 44361 , 39749 , 978272 , 266851 , 2007885 , 8329130 , 94842606 , 77462065 , 584915709 , 13954923 , 5622895523 , 6394645814
n×2
43136244
n×3
64704366
n×4
86272488
n×5
107840610
n÷2
10784061
n÷3
7189374
n÷3
5392030.5
n÷5
4313624.4
n2
465183886606884
n3
1.0033142818771E+22
n4
2.1639604835869E+29
n5
4.667256371318E+36
2 √n
4644.1492224088
3 √n
278.35825833258
4 √n
68.147994999184
5 √n
29.292906561663
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
-21568121
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 21568122 can be divided by 8 positive divisors.
The sum of these divisors (counting 21568122) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010010001101001111010
3
Ternary
1111120202220100
4
Quaternary
1102101221322
5
Quinary
21010134442
6
Senary
2050140230
8
Octal
122215172
10
Decimal
21568122
12
Duodecimal
7281676
16
Hexadecimal
1491a7a
20
Vigesimal
6eg062
36
Base36
cua2i
md5
f59067928c202b363a9a14f40489c53f
sha1
be85e735a98c9af8904c8db01f36bf5548fb1896
sha256
13d4307602a6c3f45fe1a0e654a5169ef6f1724d96ba38e27b863cf329e0087c
sha512
888896ccdcad1f24acde7c6c65b1b898028af375a89fadeaaa99614fb20855541661c7a8855bda3aecea758e82c492974588a723afcbfb3b3c2753159c032636
ripemd-160
0bf35d7125f40e5e09e9288f7672b920ff64fb00
Diameter
43136244
Circumference
135516507.25386
Area
1.4614182807325E+15
Volume
4.2026730362493E+22
Surface area
5.8456731229301E+15
Circumference
135516507.25386
Perimeter
86272488
Area
465183886606884
Diagonal
30501930.647318
Surface area
2791103319641304
Volume
1.0033142818771E+22
Space diagonal
37357083.127844
Perimeter
64704366
Area
2.0143053161637E+14
Altitude
18678541.563922
Surface area
2.0143053161637E+14
Volume
1.1824172206277E+21
Height
10167310.215773