20761243 is an odd 8-digits composite number following 20761242
and preceding 20761244 . In scientific notation, it is written as 2.0761243 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 19556640 positive integers (up to 20761243) that are relatively prime to 20761243.
20761243 has 8 divisors, whose sum is 21978320
The reverse of 20761243 is 34216702
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million seven hundred sixty-one thousand two hundred forty-three
Scientific notation
2.0761243 × 10^7
Engineering notation
2.0761243 × 10^6
Prime Factorization
19 × 181 × 6037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20761243
Product of the distinct prime numbers
The prime factorization of 20761243 is 19 × 181 × 6037.
Since it has a total of 3 prime factors.
10 , 4 , 48 , 80 , 695 , 4 , 4137 , 2836 , 28591 , 4374 , 167772 , 340459 , 9557316 , 7320672 , 12793025 , 69204900 , 937865642 , 888318927 , 2288708852 , 6055473332
n×2
41522486
n×3
62283729
n×4
83044972
n×5
103806215
n÷2
10380621.5
n÷3
6920414.3333333
n÷3
5190310.75
n÷5
4152248.6
n2
431029210905049
n3
8.948702187698E+21
n4
1.8578618065343E+29
n5
3.8571520425877E+36
2 √n
4556.4507020267
3 √n
274.84285457086
4 √n
67.501486665308
5 √n
29.070377426253
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
-20761242
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 20761243 can be divided by 8 positive divisors.
The sum of these divisors (counting 20761243) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001100101010011011
3
Ternary
1110001210001221
4
Quaternary
1033030222123
5
Quinary
20303324433
6
Senary
2020552511
8
Octal
117145233
10
Decimal
20761243
12
Duodecimal
6b52737
16
Hexadecimal
13cca9b
20
Vigesimal
69f323
36
Base36
cczh7
md5
e1c8341f2a7ed2c993deb58cac5a7082
sha1
f14ec7f15563821c086211e8af3d0ac7ce857758
sha256
eddd7ce6fdcbcfa0d4bbde3b53ae57db8f501da9a5ab5f9ea99fc1092ebebc78
sha512
77be6a2ff37838d551d21d188b1b410d3a496a0a28c1ec7dd13dbbfde21c9fcd23599b2901a367ab77c568022685d535e19e9a3f103c1b25a5c53fe94f82ca9e
ripemd-160
3f690dd40a37870a42bc4fb91f75167e49293fe8
Diameter
41522486
Circumference
130446736.97639
Area
1.3541182024619E+15
Volume
3.748423606938E+22
Surface area
5.4164728098476E+15
Circumference
130446736.97639
Perimeter
83044972
Area
431029210905049
Diagonal
29360831.422323
Surface area
2586175265430294
Volume
8.948702187698E+21
Space diagonal
35959527.704284
Perimeter
62283729
Area
1.8664112320847E+14
Altitude
17979763.852142
Surface area
1.8664112320847E+14
Volume
1.0546146666234E+21
Height
9786943.8074412