25188081 is an odd 8-digits composite number following 25188080
and preceding 25188082 . In scientific notation, it is written as 2.5188081 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 16792052 positive integers (up to 25188081) that are relatively prime to 25188081.
25188081 has 4 divisors, whose sum is 33584112
The reverse of 25188081 is 18088152
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-five million one hundred eighty-eight thousand eighty-one
Scientific notation
2.5188081 × 10^7
Engineering notation
2.5188081 × 10^6
Prime Factorization
3 × 8396027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25188081
Product of the distinct prime numbers
The prime factorization of 25188081 is 3 × 8396027.
Since it has a total of 2 prime factors.
2 , 8 , 88 , 47 , 680 , 311 , 2110 , 1858 , 80865 , 89056 , 141115 , 996458 , 7163157 , 1239532 , 61572462 , 8452988 , 849063681 , 329806513 , 4377801411 , 9777224190
n×2
50376162
n×3
75564243
n×4
100752324
n×5
125940405
n÷2
12594040.5
n÷3
8396027
n÷3
6297020.25
n÷5
5037616.2
n2
634439424462561
n3
1.5980311612956E+22
n4
4.0251338331239E+29
n5
1.0138539702456E+37
2 √n
5018.7728579803
3 √n
293.13321218788
4 √n
70.843297904462
5 √n
30.21614224126
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
-25188080
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 25188081 can be divided by 4 positive divisors.
The sum of these divisors (counting 25188081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000000101011011110001
3
Ternary
1202101200112220
4
Quaternary
1200011123301
5
Quinary
22422004311
6
Senary
2255511253
8
Octal
140053361
10
Decimal
25188081
12
Duodecimal
8528529
16
Hexadecimal
18056f1
20
Vigesimal
7h8a41
36
Base36
ezv8x
md5
81d02de614e52ad65a1d7cb21ce33e1c
sha1
8ad8c8335403c7ba65788655716da6f5069b35ff
sha256
ec195dbf7114f83f4c664a137a2ea16004830d9301cedd2858d2b3157e2f544b
sha512
fdf2e238b0c9c8c0378da5d2199541c62c480fbf4decee852bc277cc8cdc042e1b78a648dbd3e1e93be0198780791db11909dfd8b848c4a04a9b3a58134c0e9f
ripemd-160
fdcc322801f9ca2ff9cf901d94f3dea212ea0652
Diameter
50376162
Circumference
158261380.45525
Area
1.9931502350393E+15
Volume
6.6938172753786E+22
Surface area
7.9726009401573E+15
Circumference
158261380.45525
Perimeter
100752324
Area
634439424462561
Diagonal
35621325.760352
Surface area
3806636546775366
Volume
1.5980311612956E+22
Space diagonal
43627036.03716
Perimeter
75564243
Area
2.7472032937348E+14
Altitude
21813518.01858
Surface area
2.7472032937348E+14
Volume
1.8832977844993E+21
Height
11873775.253451