20248721 is an odd 8-digits composite number following 20248720
and preceding 20248722 . In scientific notation, it is written as 2.0248721 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20238912 positive integers (up to 20248721) that are relatively prime to 20248721.
20248721 has 4 divisors, whose sum is 20258532
The reverse of 20248721 is 12784202
Previous prime number is 2953
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million two hundred forty-eight thousand seven hundred twenty-one
Scientific notation
2.0248721 × 10^7
Engineering notation
2.0248721 × 10^6
Prime Factorization
2953 × 6857
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20248721
Product of the distinct prime numbers
The prime factorization of 20248721 is 2953 × 6857.
Since it has a total of 2 prime factors.
6 , 1 , 16 , 37 , 613 , 763 , 8146 , 1339 , 72187 , 31080 , 374831 , 300439 , 3291681 , 8088091 , 30751078 , 64893392 , 202550916 , 565799021 , 1491639340 , 3552264030
n×2
40497442
n×3
60746163
n×4
80994884
n×5
101243605
n÷2
10124360.5
n÷3
6749573.6666667
n÷3
5062180.25
n÷5
4049744.2
n2
410010702135841
n3
8.3021923145627E+21
n4
1.6810877586593E+29
n5
3.4039877001607E+36
2 √n
4499.8578866449
3 √n
272.5623502923
4 √n
67.080980066222
5 √n
28.925409717599
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
-20248720
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 20248721 can be divided by 4 positive divisors.
The sum of these divisors (counting 20248721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001111100010010001
3
Ternary
1102002202000122
4
Quaternary
1031033202101
5
Quinary
20140424341
6
Senary
2002000025
8
Octal
115174221
10
Decimal
20248721
12
Duodecimal
6946015
16
Hexadecimal
134f891
20
Vigesimal
66b1g1
36
Base36
c200h
md5
46e23a5329eaa1a43ff3a2a21637ddc7
sha1
4d0620b513fdc750ee457e1563331fbd9f389f51
sha256
26a0c33545ae2cf0012532ed372e434fe1326bf1ba6d022717831d934e47bde7
sha512
a82c112e7ed4724c09e5848ea85a5f1759c344a469b0231e4fb101f1b6f10836edc1974c7b28afe9d7650a894366202be9af21d8bd7b1dcfeb0fd5c552d4c697
ripemd-160
048cb3536cfc9839a11f66f059fbad05d7436791
Diameter
40497442
Circumference
127226466.27638
Area
1.2880866097232E+15
Volume
3.4776141845493E+22
Surface area
5.1523464388926E+15
Circumference
127226466.27638
Perimeter
80994884
Area
410010702135841
Diagonal
28636015.858909
Surface area
2460064212815046
Volume
8.3021923145627E+21
Space diagonal
35071813.560287
Perimeter
60746163
Area
1.7753984193657E+14
Altitude
17535906.780143
Surface area
1.7753984193657E+14
Volume
9.7842274739036E+20
Height
9545338.6196363