21542713 is an odd 8-digits composite number following 21542712
and preceding 21542714 . In scientific notation, it is written as 2.1542713 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20408868 positive integers (up to 21542713) that are relatively prime to 21542713.
21542713 has 4 divisors, whose sum is 22676560
The reverse of 21542713 is 31724512
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million five hundred forty-two thousand seven hundred thirteen
Scientific notation
2.1542713 × 10^7
Engineering notation
2.1542713 × 10^6
Prime Factorization
19 × 1133827
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21542713
Product of the distinct prime numbers
The prime factorization of 21542713 is 19 × 1133827.
Since it has a total of 2 prime factors.
7 , 10 , 91 , 1 , 162 , 555 , 1689 , 4656 , 48941 , 15556 , 487369 , 667296 , 441971 , 2334034 , 3039162 , 61424344 , 610716920 , 927740305 , 6232544616 , 3701930149
n×2
43085426
n×3
64628139
n×4
86170852
n×5
107713565
n÷2
10771356.5
n÷3
7180904.3333333
n÷3
5385678.25
n÷5
4308542.6
n2
464088483400369
n3
9.9977250044994E+21
n4
2.1537812042485E+29
n5
4.6398290347921E+36
2 √n
4641.4128236993
3 √n
278.24890583152
4 √n
68.127915157439
5 √n
29.286001422208
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21542712
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21542713 can be divided by 4 positive divisors.
The sum of these divisors (counting 21542713) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001011011100111001
3
Ternary
1111112111001021
4
Quaternary
1102023130321
5
Quinary
21003331323
6
Senary
2045422441
8
Octal
122133471
10
Decimal
21542713
12
Duodecimal
726aa21
16
Hexadecimal
148b739
20
Vigesimal
6ecgfd
36
Base36
ctqgp
md5
71a25c275b3f1ceb9a259c55ead4e51a
sha1
3e8e95d35f79f7bd2d5193f5faaf3ac02477c06f
sha256
c18c010ea575bf2789a5e68d75b78df3ff7457f330fea556c710be1dbec1c333
sha512
d2736dd5e4935ed924e26cd8fabbfdb8934e95ef4aad4a378c204b085453ff3068763c85c2fb8a5b27a1dcb1005df1831dc40e0db27861c2264c18481e52ea37
ripemd-160
da49f598b7eb55c9c183d7e367b90b8a05a7c3f1
Diameter
43085426
Circumference
135356857.79839
Area
1.4579769700662E+15
Volume
4.1878372568995E+22
Surface area
5.8319078802649E+15
Circumference
135356857.79839
Perimeter
86170852
Area
464088483400369
Diagonal
30465996.894911
Surface area
2784530900402214
Volume
9.9977250044994E+21
Space diagonal
37313073.448875
Perimeter
64628139
Area
2.0095620811426E+14
Altitude
18656536.724437
Surface area
2.0095620811426E+14
Volume
1.1782431911866E+21
Height
10155332.298304