21262005 is an odd 8-digits composite number following 21262004
and preceding 21262006 . In scientific notation, it is written as 2.1262005 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 10846176 positive integers (up to 21262005) that are relatively prime to 21262005.
21262005 has 8 divisors, whose sum is 22680576
The reverse of 21262005 is 50026212
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million two hundred sixty-two thousand five
Scientific notation
2.1262005 × 10^7
Engineering notation
2.1262005 × 10^6
Prime Factorization
45 × 23 × 20543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21262005
Product of the distinct prime numbers
The prime factorization of 21262005 is 45 × 23 × 20543.
Since it has a total of 3 prime factors.
1 , 1 , 69 , 57 , 761 , 953 , 503 , 3551 , 22303 , 8358 , 954537 , 443652 , 1742578 , 7712912 , 89816455 , 59260213 , 349684038 , 88883584 , 6230675238 , 7020929199
n×2
42524010
n×3
63786015
n×4
85048020
n×5
106310025
n÷2
10631002.5
n÷3
7087335
n÷3
5315501.25
n÷5
4252401
n2
452072856620025
n3
9.6119753378193E+21
n4
2.0436986769259E+29
n5
4.3453131487292E+36
2 √n
4611.0741698654
3 √n
277.03506270263
4 √n
67.904890618168
5 √n
29.209279415678
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
-21262004
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 21262005 can be divided by 8 positive divisors.
The sum of these divisors (counting 21262005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001000110111010110101
3
Ternary
1111000012222200
4
Quaternary
1101012322311
5
Quinary
20420341010
6
Senary
2035415113
8
Octal
121067265
10
Decimal
21262005
12
Duodecimal
7154499
16
Hexadecimal
1446eb5
20
Vigesimal
6chf05
36
Base36
cnpv9
md5
e7b1efbb6acdfa0773f2c38df6332a0f
sha1
05e12e1a85f4b501696a3cea0243f9db3a306ed1
sha256
b3cd76c2a01eafe3bbbd36dd2d46f6903ad5e83973a1e29e3c82539a3056a044
sha512
63696fd347d2bbba3d29d7edabae19748512ea2bdc465a9a7eee16f50556b2ab5e6374ffb3226cbb3d83c461ecc9940bab1b90c41ee13f4bbe49a27e7fcbd61b
ripemd-160
731e950018254f5935daeb416140477134dcde83
Diameter
42524010
Circumference
133593117.41718
Area
1.4202287652448E+15
Volume
4.0262548143706E+22
Surface area
5.6809150609793E+15
Circumference
133593117.41718
Perimeter
85048020
Area
452072856620025
Diagonal
30069015.834245
Surface area
2712437139720150
Volume
9.6119753378193E+21
Space diagonal
36826872.930784
Perimeter
63786015
Area
1.9575328909717E+14
Altitude
18413436.465392
Surface area
1.9575328909717E+14
Volume
1.132782156995E+21
Height
10023005.278082