25641389 is an odd 8-digits composite number following 25641388
and preceding 25641390 . In scientific notation, it is written as 2.5641389 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 23083456 positive integers (up to 25641389) that are relatively prime to 25641389.
25641389 has 8 divisors, whose sum is 28330560
The reverse of 25641389 is 98314652
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-five million six hundred forty-one thousand three hundred eighty-nine
Scientific notation
2.5641389 × 10^7
Engineering notation
2.5641389 × 10^6
Prime Factorization
23 × 17 × 65579
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
25641389
Product of the distinct prime numbers
The prime factorization of 25641389 is 23 × 17 × 65579.
Since it has a total of 3 prime factors.
10 , 7 , 43 , 98 , 484 , 408 , 5848 , 6708 , 72270 , 17326 , 841741 , 50934 , 4223743 , 8900048 , 72522266 , 5916445 , 218567578 , 587968178 , 2826113395 , 9945012512
n×2
51282778
n×3
76924167
n×4
102565556
n×5
128206945
n÷2
12820694.5
n÷3
8547129.6666667
n÷3
6410347.25
n÷5
5128277.8
n2
657480829849321
n3
1.6858721718209E+22
n4
4.3228104161935E+29
n5
1.1084286345487E+37
2 √n
5063.7327141152
3 √n
294.88126601611
4 √n
71.159909458312
5 √n
30.324127183647
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
-25641388
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 25641389 can be divided by 8 positive divisors.
The sum of these divisors (counting 25641389) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001110100000110101101
3
Ternary
1210020201101002
4
Quaternary
1201310012231
5
Quinary
23031011024
6
Senary
2313330045
8
Octal
141640655
10
Decimal
25641389
12
Duodecimal
8706925
16
Hexadecimal
18741ad
20
Vigesimal
805399
36
Base36
f9l0t
md5
301338f8339f4d3460e819a3e026bc88
sha1
1277c7c77a87531d35bf12cbfb9afaba5c309991
sha256
40e0dbbf025a998a8aaeed563bb0b30bba8e2883b871c2fa924a0a57a8122e55
sha512
cf5602f4e3fea713203564df6c716dd80bbab24c9a2bd6a884eb4fb9a7cfa5fc6c3dd3c10eb10e2a34f175d64356d5a6b7ceb90de994ec6aad7143bf738c8458
ripemd-160
32dd30990d04bd841b08fd9955c7c84c4ded1b19
Diameter
51282778
Circumference
161109598.62048
Area
2.0655369449307E+15
Volume
7.0617648398454E+22
Surface area
8.262147779723E+15
Circumference
161109598.62048
Perimeter
102565556
Area
657480829849321
Diagonal
36262400.081884
Surface area
3944884979095926
Volume
1.6858721718209E+22
Space diagonal
44412188.524638
Perimeter
76924167
Area
2.8469755057539E+14
Altitude
22206094.262319
Surface area
2.8469755057539E+14
Volume
1.9868194081804E+21
Height
12087466.693961