21742019 is an odd 8-digits composite number following 21742018
and preceding 21742020 . In scientific notation, it is written as 2.1742019 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 19891872 positive integers (up to 21742019) that are relatively prime to 21742019.
21742019 has 12 divisors, whose sum is 23751936
The reverse of 21742019 is 91024712
Previous prime number is 1013
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million seven hundred forty-two thousand nineteen
Scientific notation
2.1742019 × 10^7
Engineering notation
2.1742019 × 10^6
Prime Factorization
13 × 13 × 1013 × 127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1672463
Product of the distinct prime numbers
The prime factorization of 21742019 is 13 × 13 × 1013 × 127.
Since it has a total of 4 prime factors.
3 , 5 , 26 , 27 , 528 , 80 , 5856 , 9649 , 14221 , 6077 , 555301 , 82548 , 413110 , 310992 , 88000032 , 41034917 , 731200905 , 956918863 , 3115894751 , 910406040
n×2
43484038
n×3
65226057
n×4
86968076
n×5
108710095
n÷2
10871009.5
n÷3
7247339.6666667
n÷3
5435504.75
n÷5
4348403.8
n2
472715390196361
n3
1.0277786995242E+22
n4
2.234598401285E+29
n5
4.8584680898108E+36
2 √n
4662.8337950221
3 √n
279.10436180921
4 √n
68.284945595805
5 √n
29.339990857987
1 , 13 , 127 , 169 , 1013 , 1651 , 13169 , 21463 , 128651 , 171197 , 1672463 , 21742019
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21742018
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21742019 can be divided by 12 positive divisors.
The sum of these divisors (counting 21742019) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010111100000111000011
3
Ternary
1111220121102222
4
Quaternary
1102330013003
5
Quinary
21031221034
6
Senary
2054001255
8
Octal
122740703
10
Decimal
21742019
12
Duodecimal
734622b
16
Hexadecimal
14bc1c3
20
Vigesimal
6fhf0j
36
Base36
cy08z
md5
582c988f158ca78fa04281c13a904eb4
sha1
841633c94f38a148c34b90371dcf25359fa2b15b
sha256
459447d1880ff0a69e3a84830e2e3c8905c4ddc4f7bf415ec1a5639e856b7380
sha512
500c08edc2b5cf230809100e39f450b10dbe65e54807e9118d4f6cd00b2d4d15454d6408ba107f4df273bbc86a0cb89a597136eabd8ab9797cd724c184027c43
ripemd-160
2f1bf7acef0fe914699556c4aa1c4ca083a3a604
Diameter
43484038
Circumference
136609134.32922
Area
1.4850791970797E+15
Volume
4.3051493492549E+22
Surface area
5.9403167883189E+15
Circumference
136609134.32922
Perimeter
86968076
Area
472715390196361
Diagonal
30747858.143174
Surface area
2836292341178166
Volume
1.0277786995242E+22
Space diagonal
37658281.567128
Perimeter
65226057
Area
2.0469176833496E+14
Altitude
18829140.783564
Surface area
2.0469176833496E+14
Volume
1.2112488133211E+21
Height
10249286.047725