21568698 is an even 8-digits composite number following 21568697
and preceding 21568699 . In scientific notation, it is written as 2.1568698 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 7189560 positive integers (up to 21568698) that are relatively prime to 21568698.
21568698 has 8 divisors, whose sum is 35947860
The reverse of 21568698 is 89686512
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-one million five hundred sixty-eight thousand six hundred ninety-eight
Scientific notation
2.1568698 × 10^7
Engineering notation
2.1568698 × 10^6
Prime Factorization
2 × 9 × 1198261
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21568698
Product of the distinct prime numbers
The prime factorization of 21568698 is 2 × 9 × 1198261.
Since it has a total of 3 prime factors.
1 , 7 , 3 , 41 , 399 , 961 , 2705 , 292 , 48507 , 33956 , 575504 , 426623 , 1143320 , 7939704 , 45499052 , 55534960 , 789271244 , 794874206 , 2597575894 , 8383236945
n×2
43137396
n×3
64706094
n×4
86274792
n×5
107843490
n÷2
10784349
n÷3
7189566
n÷3
5392174.5
n÷5
4313739.6
n2
465208733415204
n3
1.0033946677995E+22
n4
2.1641916564578E+29
n5
4.6678796252258E+36
2 √n
4644.211235506
3 √n
278.36073626319
4 √n
68.148449986085
5 √n
29.293063019735
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
-21568697
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 21568698 can be divided by 8 positive divisors.
The sum of these divisors (counting 21568698) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010010001110010111010
3
Ternary
1111120210200200
4
Quaternary
1102101302322
5
Quinary
21010144243
6
Senary
2050143030
8
Octal
122216272
10
Decimal
21568698
12
Duodecimal
7281a76
16
Hexadecimal
1491cba
20
Vigesimal
6eg1ei
36
Base36
cuaii
md5
c04263d3ee2c6e8c2979ec253d0bb3a7
sha1
333eef86d76ed5d39009b862e4831ad7c585bed5
sha256
3daea3dee9d0039d181c430f8dfc4245ee5b98636e498a5d827b8d353885b77c
sha512
69dc55da7b5a6e195cc6450fec20bd1fb3ffef259c29a29ca7889ada4c1c349224d577b2507461a77ac97997e84467f87afe3f25a0becf42e593df02c441241e
ripemd-160
b7b93c0206e5684de4adfe43569f339731eeeb94
Diameter
43137396
Circumference
135520126.36859
Area
1.461496339283E+15
Volume
4.2030097560135E+22
Surface area
5.8459853571321E+15
Circumference
135520126.36859
Perimeter
86274792
Area
465208733415204
Diagonal
30502745.234329
Surface area
2791252400491224
Volume
1.0033946677995E+22
Space diagonal
37358080.789109
Perimeter
64706094
Area
2.0144129059997E+14
Altitude
18679040.394555
Surface area
2.0144129059997E+14
Volume
1.1825119563458E+21
Height
10167581.744776