21293365 is an odd 8-digits composite number following 21293364
and preceding 21293366 . In scientific notation, it is written as 2.1293365 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 17034688 positive integers (up to 21293365) that are relatively prime to 21293365.
21293365 has 4 divisors, whose sum is 25552044
The reverse of 21293365 is 56339212
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million two hundred ninety-three thousand three hundred sixty-five
Scientific notation
2.1293365 × 10^7
Engineering notation
2.1293365 × 10^6
Prime Factorization
5 × 4258673
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21293365
Product of the distinct prime numbers
The prime factorization of 21293365 is 5 × 4258673.
Since it has a total of 2 prime factors.
4 , 10 , 50 , 80 , 860 , 677 , 2031 , 668 , 42830 , 48510 , 292910 , 92728 , 8743441 , 1462643 , 39291969 , 86966146 , 208760139 , 257842347 , 3390180863 , 3459478242
n×2
42586730
n×3
63880095
n×4
85173460
n×5
106466825
n÷2
10646682.5
n÷3
7097788.3333333
n÷3
5323341.25
n÷5
4258673
n2
453407393023225
n3
9.654569113342E+21
n4
2.0557826404812E+29
n5
4.3774530124429E+36
2 √n
4614.4734260802
3 √n
277.17119837046
4 √n
67.929915545952
5 √n
29.217890673775
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21293364
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21293365 can be divided by 4 positive divisors.
The sum of these divisors (counting 21293365) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001110100100110101
3
Ternary
1111001211000011
4
Quaternary
1101032210311
5
Quinary
20422341430
6
Senary
2040220221
8
Octal
121164465
10
Decimal
21293365
12
Duodecimal
716a671
16
Hexadecimal
144e935
20
Vigesimal
6d1d85
36
Base36
coe2d
md5
3e62c4c18686867112a86b6141d49719
sha1
26a7d06de758743741afe1dc763e06169968ab14
sha256
6cf34a0b94f3dbc8c0b05dd18ede7d1097ca10b4f452187bdc4f5bd3212529d8
sha512
18598a217f13615134fa24d9307b833873d4991ebb727e17bdcbbffb3f289593675aee81513ac95b0d1c38287480a5db61fd3954a328f7b0a7dbeee3a4433167
ripemd-160
b1e70fc3cc40344a1fb12e3c2dfcf77e46647b37
Diameter
42586730
Circumference
133790158.10841
Area
1.4244213350051E+15
Volume
4.04409645334E+22
Surface area
5.6976853400203E+15
Circumference
133790158.10841
Perimeter
85173460
Area
453407393023225
Diagonal
30113365.571561
Surface area
2720444358139350
Volume
9.654569113342E+21
Space diagonal
36881190.044109
Perimeter
63880095
Area
1.9633116031089E+14
Altitude
18440595.022054
Surface area
1.9633116031089E+14
Volume
1.1378018815797E+21
Height
10037788.523854