25641009 is an odd 8-digits composite number following 25641008
and preceding 25641010 . In scientific notation, it is written as 2.5641009 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 8 positive divisors.
There are 17093988 positive integers (up to 25641009) that are relatively prime to 25641009.
25641009 has 8 divisors, whose sum is 37986720
The reverse of 25641009 is 90014652
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-five million six hundred forty-one thousand nine
Scientific notation
2.5641009 × 10^7
Engineering notation
2.5641009 × 10^6
Prime Factorization
3 × 3 × 3 × 949667
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2849001
Product of the distinct prime numbers
The prime factorization of 25641009 is 3 × 3 × 3 × 949667.
Since it has a total of 4 prime factors.
7 , 7 , 80 , 91 , 233 , 510 , 1450 , 9386 , 92399 , 79275 , 123562 , 283982 , 6109707 , 6369921 , 51798519 , 42625768 , 412192415 , 271883956 , 7582521659 , 1371087831
n×2
51282018
n×3
76923027
n×4
102564036
n×5
128205045
n÷2
12820504.5
n÷3
8547003
n÷3
6410252.25
n÷5
5128201.8
n2
657461342538081
n3
1.6857972201171E+22
n4
4.3225541693198E+29
n5
1.1083465035852E+37
2 √n
5063.6951922484
3 √n
294.87980931611
4 √n
71.159645813118
5 √n
30.324037303675
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
-25641008
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 25641009 can be divided by 8 positive divisors.
The sum of these divisors (counting 25641009) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001110100000000110001
3
Ternary
1210020200212000
4
Quaternary
1201310000301
5
Quinary
23031003014
6
Senary
2313324213
8
Octal
141640061
10
Decimal
25641009
12
Duodecimal
8706669
16
Hexadecimal
1874031
20
Vigesimal
8052a9
36
Base36
f9kq9
md5
3bdc6a11af604d1a65dc8c1ee1f1ce9b
sha1
5700bdf6454a7f4747dff4fa363cf84d32cf50e6
sha256
690c7143852e3f204b658b54f70a53f0e1de0fc1855a6e8e19c96ebefac656a3
sha512
6029eac7738c5a8bc992332628f67b226a142751d905f984432d8c3b3d3ef04d9fd7a1b96e8380b4984ee3a83218a93962411c112d991e1704d51404e7c57d41
ripemd-160
297ca7da2e0f22f7efbadefd4679fa0b98c057cc
Diameter
51282018
Circumference
161107211.01006
Area
2.0654757237369E+15
Volume
7.0614508828826E+22
Surface area
8.2619028949477E+15
Circumference
161107211.01006
Perimeter
102564036
Area
657461342538081
Diagonal
36261862.680731
Surface area
3944768055228486
Volume
1.6857972201171E+22
Space diagonal
44411530.345331
Perimeter
76923027
Area
2.846891123221E+14
Altitude
22205765.172665
Surface area
2.846891123221E+14
Volume
1.9867310767504E+21
Height
12087287.560244