25681285 is an odd 8-digits composite number following 25681284
and preceding 25681286 . In scientific notation, it is written as 2.5681285 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 17610000 positive integers (up to 25681285) that are relatively prime to 25681285.
25681285 has 8 divisors, whose sum is 35220096
The reverse of 25681285 is 58218652
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-five million six hundred eighty-one thousand two hundred eighty-five
Scientific notation
2.5681285 × 10^7
Engineering notation
2.5681285 × 10^6
Prime Factorization
5 × 7 × 733751
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
25681285
Product of the distinct prime numbers
The prime factorization of 25681285 is 5 × 7 × 733751.
Since it has a total of 3 prime factors.
7 , 1 , 70 , 34 , 539 , 114 , 4382 , 8559 , 36082 , 12305 , 153560 , 748821 , 2172433 , 361458 , 68298562 , 44581148 , 600410971 , 150288257 , 5715075204 , 5868460341
n×2
51362570
n×3
77043855
n×4
102725140
n×5
128406425
n÷2
12840642.5
n÷3
8560428.3333333
n÷3
6420321.25
n÷5
5136257
n2
659528399251225
n3
1.6937536786764E+22
n4
4.3497770941888E+29
n5
1.1170786524234E+37
2 √n
5067.6705694037
3 √n
295.03412417663
4 √n
71.187573138882
5 √n
30.333557711233
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
-25681284
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 25681285 can be divided by 8 positive divisors.
The sum of these divisors (counting 25681285) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001111101110110000101
3
Ternary
1210022202002201
4
Quaternary
1201331312011
5
Quinary
23033300120
6
Senary
2314234501
8
Octal
141756605
10
Decimal
25681285
12
Duodecimal
8725a31
16
Hexadecimal
187dd85
20
Vigesimal
80a345
36
Base36
faft1
md5
0a9672d2d730f3502e514de3a4dcd504
sha1
9042748c5abb88c0864a20ca0c6525747b50fdf6
sha256
1d4cb09aff60063db5d846c29d3223761eb7822ddf8f1ca71cff9361bfe61234
sha512
c8fbe1d83886b3b27f3a8153781be9ac4ab45202b144817268ad7d8e28668828150a234d60aa607916c97e3be72e5b18073da9b270a0041d514fdebf1282f476
ripemd-160
387cc7794fbf7840119ddcd72762d5eb9ac2881b
Diameter
51362570
Circumference
161360272.58149
Area
2.0719695739215E+15
Volume
7.0947788185608E+22
Surface area
8.2878782956859E+15
Circumference
161360272.58149
Perimeter
102725140
Area
659528399251225
Diagonal
36318821.546169
Surface area
3957170395507350
Volume
1.6937536786764E+22
Space diagonal
44481290.423656
Perimeter
77043855
Area
2.8558417413442E+14
Altitude
22240645.211828
Surface area
2.8558417413442E+14
Volume
1.9961078530863E+21
Height
12106273.848723