20215724 is an even 8-digits composite number following 20215723
and preceding 20215725 . In scientific notation, it is written as 2.0215724 × 10^7.
The sum of its digits is 23. It has a total of 5 prime factors and 24 positive divisors.
There are 9914816 positive integers (up to 20215724) that are relatively prime to 20215724.
20215724 has 24 divisors, whose sum is 36061200
The reverse of 20215724 is 42751202
Previous prime number is 317
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million two hundred fifteen thousand seven hundred twenty-four
Scientific notation
2.0215724 × 10^7
Engineering notation
2.0215724 × 10^6
Prime Factorization
2 × 2 × 107 × 317 × 149
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10107862
Product of the distinct prime numbers
The prime factorization of 20215724 is 2 × 2 × 107 × 317 × 149.
Since it has a total of 5 prime factors.
4 , 4 , 74 , 73 , 926 , 892 , 8052 , 4649 , 61564 , 14410 , 134721 , 160187 , 5869590 , 3927449 , 5186985 , 23915155 , 891604208 , 55565586 , 8457795295 , 5601554320
n×2
40431448
n×3
60647172
n×4
80862896
n×5
101078620
n÷2
10107862
n÷3
6738574.6666667
n÷3
5053931
n÷5
4043144.8
n2
408675496844176
n3
8.2616710497647E+21
n4
1.6701566172083E+29
n5
3.3763425210257E+36
2 √n
4496.189942607
3 √n
272.41421534503
4 √n
67.053634820246
5 √n
28.915976287237
1 , 2 , 4 , 107 , 149 , 214 , 298 , 317 , 428 , 596 , 634 , 1268 , 15943 , 31886 , 33919 , 47233 , 63772 , 67838 , 94466 , 135676 , 188932 , 5053931 , 10107862 , 20215724
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20215723
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20215724 can be divided by 24 positive divisors.
The sum of these divisors (counting 20215724) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001101000111011110101100
3
Ternary
1102001001202112
4
Quaternary
1031013132230
5
Quinary
20133400344
6
Senary
2001143152
8
Octal
115073654
10
Decimal
20215724
12
Duodecimal
692aab8
16
Hexadecimal
13477ac
20
Vigesimal
666j64
36
Base36
c1ajw
md5
f308c506d3c6b1d1d6f4dac6f5044d82
sha1
a2c5f88c0b017978d26d8e7031ba407275de846e
sha256
ef0b2e648f6f3b2a3b1b61438ebb75e4e720949d34e342515dc059ba92652bef
sha512
5f5fab41ed4dba9c2afa29df855f522f8df2af1fb228d4eaa3b89269c2ef7d6f82e6de4df67cd50198ccc46354afed2285671746453f10e1c8f2f5fff7917470
ripemd-160
2955f60a35423e8483897718d962b232a4512bce
Diameter
40431448
Circumference
127019140.0108
Area
1.2838919385878E+15
Volume
3.4606406768422E+22
Surface area
5.1355677543513E+15
Circumference
127019140.0108
Perimeter
80862896
Area
408675496844176
Diagonal
28589351.053991
Surface area
2452052981065056
Volume
8.2616710497647E+21
Space diagonal
35014661.07979
Perimeter
60647172
Area
1.7696168108564E+14
Altitude
17507330.539895
Surface area
1.7696168108564E+14
Volume
9.7364727053687E+20
Height
9529783.6846638