20248915 is an odd 8-digits composite number following 20248914
and preceding 20248916 . In scientific notation, it is written as 2.0248915 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 15515136 positive integers (up to 20248915) that are relatively prime to 20248915.
20248915 has 16 divisors, whose sum is 25347168
The reverse of 20248915 is 51984202
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred forty-eight thousand nine hundred fifteen
Scientific notation
2.0248915 × 10^7
Engineering notation
2.0248915 × 10^6
Prime Factorization
5 × 53 × 43 × 1777
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20248915
Product of the distinct prime numbers
The prime factorization of 20248915 is 5 × 53 × 43 × 1777.
Since it has a total of 4 prime factors.
5 , 7 , 60 , 62 , 146 , 44 , 9012 , 1541 , 18836 , 30999 , 353736 , 837843 , 5145472 , 8234418 , 75829231 , 35455908 , 813612303 , 951239693 , 4444810165 , 7910523689
n×2
40497830
n×3
60746745
n×4
80995660
n×5
101244575
n÷2
10124457.5
n÷3
6749638.3333333
n÷3
5062228.75
n÷5
4049783
n2
410018558677225
n3
8.3024309430776E+21
n4
1.6811521845975E+29
n5
3.4041507687979E+36
2 √n
4499.8794428296
3 √n
272.56322074937
4 √n
67.081140738881
5 √n
28.925465143401
1 , 5 , 43 , 53 , 215 , 265 , 1777 , 2279 , 8885 , 11395 , 76411 , 94181 , 382055 , 470905 , 4049783 , 20248915
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20248914
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20248915 can be divided by 16 positive divisors.
The sum of these divisors (counting 20248915) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001111100101010011
3
Ternary
1102002202021211
4
Quaternary
1031033211103
5
Quinary
20140431130
6
Senary
2002000551
8
Octal
115174523
10
Decimal
20248915
12
Duodecimal
6946157
16
Hexadecimal
134f953
20
Vigesimal
66b25f
36
Base36
c205v
md5
261290de4b8896274e8acb655ad36417
sha1
897ce046be2ef4e64f9bbd55d17966cb02a686f8
sha256
5a7f292cad19534ae054e26daf9a6670d3e34607256a06e8a31db2c7b1528b0d
sha512
7907dbb3e82408b1ce21e9d85d073d44295bc4bca2242dbe7b65ccb2c52976c8c561037b4d3c0260566350e6766bde220c0390f4d3be105abe95eaeb8d31d604
ripemd-160
538956252ee488fc2104cefdeeba0664a77836fe
Diameter
40497830
Circumference
127227685.21433
Area
1.2881112917758E+15
Volume
3.4777141410279E+22
Surface area
5.1524451671034E+15
Circumference
127227685.21433
Perimeter
80995660
Area
410018558677225
Diagonal
28636290.21634
Surface area
2460111352063350
Volume
8.3024309430776E+21
Space diagonal
35072149.578144
Perimeter
60746745
Area
1.7754324391878E+14
Altitude
17536074.789072
Surface area
1.7754324391878E+14
Volume
9.7845087003054E+20
Height
9545430.0721133