21743978 is an even 8-digits composite number following 21743977
and preceding 21743979 . In scientific notation, it is written as 2.1743978 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 10687660 positive integers (up to 21743978) that are relatively prime to 21743978.
21743978 has 8 divisors, whose sum is 33168960
The reverse of 21743978 is 87934712
Previous prime number is 59
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million seven hundred forty-three thousand nine hundred seventy-eight
Scientific notation
2.1743978 × 10^7
Engineering notation
2.1743978 × 10^6
Prime Factorization
2 × 59 × 184271
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21743978
Product of the distinct prime numbers
The prime factorization of 21743978 is 2 × 59 × 184271.
Since it has a total of 3 prime factors.
2 , 3 , 71 , 9 , 531 , 543 , 3113 , 195 , 59565 , 3116 , 122081 , 626696 , 64739 , 8487874 , 24000339 , 64095629 , 898297399 , 276895560 , 6937973845 , 5882926428
n×2
43487956
n×3
65231934
n×4
86975912
n×5
108719890
n÷2
10871989
n÷3
7247992.6666667
n÷3
5435994.5
n÷5
4348795.6
n2
472800579264484
n3
1.0280565393914E+22
n4
2.2354038775283E+29
n5
4.860657273409E+36
2 √n
4663.0438556805
3 √n
279.11274418045
4 √n
68.286483696853
5 √n
29.340519557467
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
-21743977
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 21743978 can be divided by 8 positive divisors.
The sum of these divisors (counting 21743978) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010111100100101101010
3
Ternary
1111220201010112
4
Quaternary
1102330211222
5
Quinary
21031301403
6
Senary
2054014322
8
Octal
122744552
10
Decimal
21743978
12
Duodecimal
73473a2
16
Hexadecimal
14bc96a
20
Vigesimal
6fhjii
36
Base36
cy1re
md5
b865710155bebf52ca43e202f39bfde2
sha1
d597d90cb80d8054afbd839832be12ebe5b3f3cf
sha256
b06ba3b659d52ff640e0bc0aede371dc79fb8fef94966d0664d01bae43b374fe
sha512
ad33353c8f1dc0edb8cfeb4926266ca6a6485717d1a67f7a0b3d72e0c0c3e0cf389241bd39539b1d1ed655dece494f42518664a9019fd2c7ab8cea2943ce18fc
ripemd-160
9b57f7e82b364adbd405b0c3f734f2abe1e6a8ee
Diameter
43487956
Circumference
136621443.08924
Area
1.4853468264303E+15
Volume
4.3063131621694E+22
Surface area
5.9413873057212E+15
Circumference
136621443.08924
Perimeter
86975912
Area
472800579264484
Diagonal
30750628.587542
Surface area
2836803475586904
Volume
1.0280565393914E+22
Space diagonal
37661674.65466
Perimeter
65231934
Area
2.0472865628352E+14
Altitude
18830837.32733
Surface area
2.0472865628352E+14
Volume
1.2115762507447E+21
Height
10250209.529181