21693742 is an even 8-digits composite number following 21693741
and preceding 21693743 . In scientific notation, it is written as 2.1693742 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 9297312 positive integers (up to 21693742) that are relatively prime to 21693742.
21693742 has 8 divisors, whose sum is 37189296
The reverse of 21693742 is 24739612
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million six hundred ninety-three thousand seven hundred forty-two
Scientific notation
2.1693742 × 10^7
Engineering notation
2.1693742 × 10^6
Prime Factorization
2 × 7 × 1549553
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21693742
Product of the distinct prime numbers
The prime factorization of 21693742 is 2 × 7 × 1549553.
Since it has a total of 3 prime factors.
10 , 3 , 27 , 88 , 985 , 591 , 2824 , 9530 , 54411 , 44841 , 784112 , 973694 , 2996529 , 803931 , 17456839 , 75493003 , 221511985 , 322181814 , 6825221847 , 3555832102
n×2
43387484
n×3
65081226
n×4
86774968
n×5
108468710
n÷2
10846871
n÷3
7231247.3333333
n÷3
5423435.5
n÷5
4338748.4
n2
470618441962564
n3
1.0209475060378E+22
n4
2.2148171791527E+29
n5
4.8047672461707E+36
2 √n
4657.6541305683
3 √n
278.89762991062
4 √n
68.247008216978
5 √n
29.326949691247
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
-21693741
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 21693742 can be divided by 8 positive divisors.
The sum of these divisors (counting 21693742) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010110000010100101110
3
Ternary
1111211011012221
4
Quaternary
1102300110232
5
Quinary
21023144432
6
Senary
2052545554
8
Octal
122602456
10
Decimal
21693742
12
Duodecimal
73222ba
16
Hexadecimal
14b052e
20
Vigesimal
6fbe72
36
Base36
cwyzy
md5
db39b0a72fba5eadc0afc856c7f50712
sha1
e84ace8a1905dc143ee1577f3ab7f4e4edeab7b7
sha256
229c21406c9f9f124ffcf36f05e7c0d9a4f1109e7622877c3ee5e1d9981894ac
sha512
05e51b8ada9005a32c0304524f04bfa85a063a44b4033bfa813874f60ea5b623b6b4700c63acb53f05fbb664fde78178b850473007ab3462b3302adacd50271e
ripemd-160
c81687ff16a518f172678c3724b55f012ae04724
Diameter
43387484
Circumference
136305800.99214
Area
1.4784914399135E+15
Volume
4.2765349128922E+22
Surface area
5.9139657596539E+15
Circumference
136305800.99214
Perimeter
86774968
Area
470618441962564
Diagonal
30679584.155023
Surface area
2823710651775384
Volume
1.0209475060378E+22
Space diagonal
37574663.350291
Perimeter
65081226
Area
2.0378376311452E+14
Altitude
18787331.675145
Surface area
2.0378376311452E+14
Volume
1.2031981745914E+21
Height
10226528.051674