21206670 is an even 8-digits composite number following 21206669
and preceding 21206671 . In scientific notation, it is written as 2.1206670 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 5599392 positive integers (up to 21206670) that are relatively prime to 21206670.
21206670 has 16 divisors, whose sum is 34265088
The reverse of 21206670 is 07660212
Previous prime number is 103
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million two hundred six thousand six hundred seventy
Scientific notation
2.1206670 × 10^7
Engineering notation
2.1206670 × 10^6
Prime Factorization
2 × 15 × 103 × 6863
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21206670
Product of the distinct prime numbers
The prime factorization of 21206670 is 2 × 15 × 103 × 6863.
Since it has a total of 4 prime factors.
10 , 6 , 54 , 77 , 897 , 158 , 190 , 9522 , 13730 , 24451 , 275658 , 518814 , 2847466 , 2298875 , 61446797 , 5425649 , 316830282 , 954906669 , 4688411033 , 6963672715
n×2
42413340
n×3
63620010
n×4
84826680
n×5
106033350
n÷2
10603335
n÷3
7068890
n÷3
5301667.5
n÷5
4241334
n2
449722852488900
n3
9.5371241241908E+21
n4
2.0225064405075E+29
n5
4.2890626656718E+36
2 √n
4605.0700320408
3 √n
276.7945232497
4 √n
67.860666310027
5 √n
29.194059960208
1 , 2 , 15 , 30 , 103 , 206 , 1545 , 3090 , 6863 , 13726 , 102945 , 205890 , 706889 , 1413778 , 10603335 , 21206670
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21206669
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21206670 can be divided by 16 positive divisors.
The sum of these divisors (counting 21206670) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000111001011010001110
3
Ternary
1110220102002020
4
Quaternary
1100321122032
5
Quinary
20412103140
6
Senary
2034311010
8
Octal
120713216
10
Decimal
21206670
12
Duodecimal
7128466
16
Hexadecimal
143968e
20
Vigesimal
6cagda
36
Base36
cmj66
md5
ffcce37dfb9d0bb8811a62723717c670
sha1
a3af66de9be3be2e80ea2f25f608fdc4d87204da
sha256
ffa2532b666106529b7cbd35bd5056c43fa54bc0d3e5b1394596c31d2ae0bfc1
sha512
682b2275d1ed17a84425571536e5aa522c3c5316a87dec5bf966c6852b2eb0b295909ff6c8a798a13038bf9f39752d39fa2d8e967c08a8b80515c4a135216dfb
ripemd-160
5a7a2df23402128b7b10307d7d46799d5224be8b
Diameter
42413340
Circumference
133245437.35821
Area
1.4128460095306E+15
Volume
3.9949012113242E+22
Surface area
5.6513840381223E+15
Circumference
133245437.35821
Perimeter
84826680
Area
449722852488900
Diagonal
29990760.326771
Surface area
2698337114933400
Volume
9.5371241241908E+21
Space diagonal
36731029.899347
Perimeter
63620010
Area
1.9473570745889E+14
Altitude
18365514.949673
Surface area
1.9473570745889E+14
Volume
1.1239608568722E+21
Height
9996920.1089235