20681252 is an even 8-digits composite number following 20681251
and preceding 20681253 . In scientific notation, it is written as 2.0681252 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 10209576 positive integers (up to 20681252) that are relatively prime to 20681252.
20681252 has 12 divisors, whose sum is 36650880
The reverse of 20681252 is 25218602
Previous prime number is 79
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million six hundred eighty-one thousand two hundred fifty-two
Scientific notation
2.0681252 × 10^7
Engineering notation
2.0681252 × 10^6
Prime Factorization
2 × 2 × 79 × 65447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10340626
Product of the distinct prime numbers
The prime factorization of 20681252 is 2 × 2 × 79 × 65447.
Since it has a total of 4 prime factors.
10 , 9 , 90 , 33 , 974 , 851 , 9165 , 6647 , 18171 , 42801 , 155845 , 201813 , 7740484 , 6430725 , 58782343 , 70276497 , 719193237 , 494670048 , 6391140364 , 6514449106
n×2
41362504
n×3
62043756
n×4
82725008
n×5
103406260
n÷2
10340626
n÷3
6893750.6666667
n÷3
5170313
n÷5
4136250.4
n2
427714184287504
n3
8.8456648292243E+21
n4
1.8293942344072E+29
n5
3.7834163169123E+36
2 √n
4547.66445552
3 √n
274.48941955651
4 √n
67.436373386474
5 √n
29.047941769263
1 , 2 , 4 , 79 , 158 , 316 , 65447 , 130894 , 261788 , 5170313 , 10340626 , 20681252
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20681251
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20681252 can be divided by 12 positive divisors.
The sum of these divisors (counting 20681252) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110111001001000100100
3
Ternary
1102220201100022
4
Quaternary
1032321020210
5
Quinary
20243300002
6
Senary
2015134312
8
Octal
116711044
10
Decimal
20681252
12
Duodecimal
6b14398
16
Hexadecimal
13b9224
20
Vigesimal
69532c
36
Base36
cb9r8
md5
d4ad108cea48afdace943bd65db3e6d7
sha1
6f1442ef426a62df816aa844d2a4a89c4f102fee
sha256
b0c148ff4730787d2334fabb361d62a0536b8bd301d91715f194f3ee93ca82c3
sha512
097c9697f5a50b5a79de2adb2d4da5bd1e1a80f1a438d1b87eed233469a6cb683f21d415c67fdda5067f0ba284e6d6f00db913c38ccca7dfd90ac67c8c173686
ripemd-160
ec6e38621a2260760a65b588836948c057e894dd
Diameter
41362504
Circumference
129944138.70048
Area
1.3437037391938E+15
Volume
3.7052634191478E+22
Surface area
5.3748149567751E+15
Circumference
129944138.70048
Perimeter
82725008
Area
427714184287504
Diagonal
29247707.065256
Surface area
2566285105725024
Volume
8.8456648292243E+21
Space diagonal
35820979.228135
Perimeter
62043756
Area
1.8520567457596E+14
Altitude
17910489.614068
Surface area
1.8520567457596E+14
Volume
1.0424715974746E+21
Height
9749235.6884186