21682005 is an odd 8-digits composite number following 21682004
and preceding 21682006 . In scientific notation, it is written as 2.1682005 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 11563728 positive integers (up to 21682005) that are relatively prime to 21682005.
21682005 has 8 divisors, whose sum is 34691232
The reverse of 21682005 is 50028612
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million six hundred eighty-two thousand five
Scientific notation
2.1682005 × 10^7
Engineering notation
2.1682005 × 10^6
Prime Factorization
3 × 5 × 1445467
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21682005
Product of the distinct prime numbers
The prime factorization of 21682005 is 3 × 5 × 1445467.
Since it has a total of 3 prime factors.
4 , 5 , 30 , 36 , 430 , 638 , 932 , 1201 , 67295 , 57748 , 182326 , 612727 , 1203106 , 5619882 , 20580445 , 98825673 , 891024879 , 336396142 , 2796323498 , 3388924919
n×2
43364010
n×3
65046015
n×4
86728020
n×5
108410025
n÷2
10841002.5
n÷3
7227335
n÷3
5420501.25
n÷5
4336401
n2
470109340820025
n3
1.0192913078206E+22
n4
2.2100279232624E+29
n5
4.7917836482315E+36
2 √n
4656.3939910622
3 √n
278.84732335983
4 √n
68.237775396493
5 √n
29.32377564295
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
-21682004
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 21682005 can be divided by 8 positive divisors.
The sum of these divisors (counting 21682005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101101011101010101
3
Ternary
1111210120010020
4
Quaternary
1102231131111
5
Quinary
21022311010
6
Senary
2052415353
8
Octal
122553525
10
Decimal
21682005
12
Duodecimal
7317559
16
Hexadecimal
14ad755
20
Vigesimal
6fa505
36
Base36
cwpxx
md5
0560b91f204add3b7c807868cfe7c164
sha1
4c8a0003507cc342dce0f811732c820814b21a7c
sha256
fdde65c4be869d57bf5c6bd31c1b5f20598e155d3d5c884563e0f848be72413f
sha512
d9637c5d9f9ae8dc74012f545b1ac94a1da841e5e8109ba4872d39b2c4bec904a5d48b2f5dc806e62c133700673cd99418f3547da71717c976c264b8f3408d08
ripemd-160
fb1988a9c78826fd123e532c41de31bac9f1315f
Diameter
43364010
Circumference
136232055.24619
Area
1.4768920515041E+15
Volume
4.269597446023E+22
Surface area
5.9075682060165E+15
Circumference
136232055.24619
Perimeter
86728020
Area
470109340820025
Diagonal
30662985.530441
Surface area
2820656044920150
Volume
1.0192913078206E+22
Space diagonal
37554334.269962
Perimeter
65046015
Area
2.0356331585325E+14
Altitude
18777167.134981
Surface area
2.0356331585325E+14
Volume
1.2012463262741E+21
Height
10220995.176814