21682719 is an odd 8-digits composite number following 21682718
and preceding 21682720 . In scientific notation, it is written as 2.1682719 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 14455140 positive integers (up to 21682719) that are relatively prime to 21682719.
21682719 has 6 divisors, whose sum is 31319496
The reverse of 21682719 is 91728612
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million six hundred eighty-two thousand seven hundred nineteen
Scientific notation
2.1682719 × 10^7
Engineering notation
2.1682719 × 10^6
Prime Factorization
3 × 3 × 2409191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7227573
Product of the distinct prime numbers
The prime factorization of 21682719 is 3 × 3 × 2409191.
Since it has a total of 3 prime factors.
4 , 4 , 42 , 87 , 869 , 965 , 7957 , 2365 , 60033 , 47490 , 771545 , 237777 , 6517427 , 5680695 , 37068750 , 89944373 , 921876384 , 763567686 , 5244051047 , 9987473482
n×2
43365438
n×3
65048157
n×4
86730876
n×5
108413595
n÷2
10841359.5
n÷3
7227573
n÷3
5420679.75
n÷5
4336543.8
n2
470140303232961
n3
1.0193920085575E+22
n4
2.2103190472398E+29
n5
4.7925726801648E+36
2 √n
4656.470659201
3 √n
278.85038418998
4 √n
68.238337166149
5 √n
29.323968769923
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21682718
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21682719 can be divided by 6 positive divisors.
The sum of these divisors (counting 21682719) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010010101101101000011111
3
Ternary
1111210121002200
4
Quaternary
1102231220133
5
Quinary
21022321334
6
Senary
2052422543
8
Octal
122555037
10
Decimal
21682719
12
Duodecimal
7317a53
16
Hexadecimal
14ada1f
20
Vigesimal
6fa6fj
36
Base36
cwqhr
md5
12b76bb11a93f882038066e14c1b2dfc
sha1
16c20af8ded77e74917bddaa688db0eec6c7bddb
sha256
c531cef86db95a17ea1e96b822be20e84f5e450a42852f8557eac393cddf1196
sha512
2c89989ddc9fd329a7cf6ddfac26bc7cd6d7a70698def0f07775ed48fe8edd55cc9e7daf7eb10cb722954f81b2d2c6c90edbb002af18857264e3494c4fc8982a
ripemd-160
cb4eb61846cb4ab1ce0ca40cd1b5132192f73100
Diameter
43365438
Circumference
136236541.4405
Area
1.4769893227931E+15
Volume
4.2700192602832E+22
Surface area
5.9079572911726E+15
Circumference
136236541.4405
Perimeter
86730876
Area
470140303232961
Diagonal
30663995.278925
Surface area
2820841819397766
Volume
1.0193920085575E+22
Space diagonal
37555570.954239
Perimeter
65048157
Area
2.0357672297133E+14
Altitude
18777785.47712
Surface area
2.0357672297133E+14
Volume
1.2013650032306E+21
Height
10221331.759642