25681925 is an odd 8-digits composite number following 25681924
and preceding 25681926 . In scientific notation, it is written as 2.5681925 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20545520 positive integers (up to 25681925) that are relatively prime to 25681925.
25681925 has 4 divisors, whose sum is 26709228
The reverse of 25681925 is 52918652
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-five million six hundred eighty-one thousand nine hundred twenty-five
Scientific notation
2.5681925 × 10^7
Engineering notation
2.5681925 × 10^6
Prime Factorization
25 × 1027277
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25681925
Product of the distinct prime numbers
The prime factorization of 25681925 is 25 × 1027277.
Since it has a total of 2 prime factors.
1 , 1 , 82 , 9 , 172 , 424 , 9256 , 816 , 74866 , 77386 , 488151 , 764364 , 3259800 , 3449321 , 19408105 , 41182999 , 345563100 , 328965103 , 9247749778 , 7913682227
n×2
51363850
n×3
77045775
n×4
102727700
n×5
128409625
n÷2
12840962.5
n÷3
8560641.6666667
n÷3
6420481.25
n÷5
5136385
n2
659561271705625
n3
1.6938803112848E+22
n4
4.3502107113394E+29
n5
1.1172178522282E+37
2 √n
5067.7337143934
3 √n
295.03657499209
4 √n
71.188016648825
5 √n
30.333708897464
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
-25681924
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 25681925 can be divided by 4 positive divisors.
The sum of these divisors (counting 25681925) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100001111110000000000101
3
Ternary
1210022202222102
4
Quaternary
1201332000011
5
Quinary
23033310200
6
Senary
2314241445
8
Octal
141760005
10
Decimal
25681925
12
Duodecimal
8726285
16
Hexadecimal
187e005
20
Vigesimal
80a4g5
36
Base36
fagat
md5
fcf9b9c6b8f7d07aaa47c790182ee99a
sha1
d510a0ac965204b7e144431f0bf9fc983e991b8d
sha256
698210e2c1c27397208aba17534a93d9848571defae4d1e7b129d99ce16c5774
sha512
d921406d86cc7ba3f064c87dd8a0bdcd4620c983e398d7045eb56e78f2626c84c26674d4065509b15506311b0c68c8f1a8e43b221772c0052d27ee3c9913f64e
ripemd-160
f8b746e535a845f0f2be5be046fe229b9b327e67
Diameter
51363850
Circumference
161364293.82009
Area
2.0720728457827E+15
Volume
7.0953092559905E+22
Surface area
8.2882913831309E+15
Circumference
161364293.82009
Perimeter
102727700
Area
659561271705625
Diagonal
36319726.642849
Surface area
3957367630233750
Volume
1.6938803112848E+22
Space diagonal
44482398.936173
Perimeter
77045775
Area
2.8559840832472E+14
Altitude
22241199.468087
Surface area
2.8559840832472E+14
Volume
1.9962570910465E+21
Height
12106575.547616