20731624 is an even 8-digits composite number following 20731623
and preceding 20731625 . In scientific notation, it is written as 2.0731624 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 8 positive divisors.
There are 10365808 positive integers (up to 20731624) that are relatively prime to 20731624.
20731624 has 8 divisors, whose sum is 38871810
The reverse of 20731624 is 42613702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million seven hundred thirty-one thousand six hundred twenty-four
Scientific notation
2.0731624 × 10^7
Engineering notation
2.0731624 × 10^6
Prime Factorization
2 × 2 × 2 × 2591453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5182906
Product of the distinct prime numbers
The prime factorization of 20731624 is 2 × 2 × 2 × 2591453.
Since it has a total of 4 prime factors.
2 , 7 , 54 , 16 , 4 , 344 , 1407 , 3357 , 71678 , 59699 , 364652 , 967378 , 7549504 , 1814575 , 26796385 , 32011954 , 239228573 , 680490662 , 9848187105 , 5256356967
n×2
41463248
n×3
62194872
n×4
82926496
n×5
103658120
n÷2
10365812
n÷3
6910541.3333333
n÷3
5182906
n÷5
4146324.8
n2
429800233677376
n3
8.9104568397115E+21
n4
1.8472824086913E+29
n5
3.8297164318802E+36
2 √n
4553.1993147676
3 √n
274.71209096765
4 √n
67.477398547718
5 √n
29.062078045642
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
-20731623
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 20731624 can be divided by 8 positive divisors.
The sum of these divisors (counting 20731624) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000101011011101000
3
Ternary
1110000021102221
4
Quaternary
1033011123220
5
Quinary
20301402444
6
Senary
2020203424
8
Octal
117053350
10
Decimal
20731624
12
Duodecimal
6b39574
16
Hexadecimal
13c56e8
20
Vigesimal
69b914
36
Base36
cccmg
md5
6b8d99caec1796c40fc74430d0bec058
sha1
4ee83e5aa18c120c7726f92827f8e144c100ae37
sha256
f0f187a24cad73652b3e1455527649dd64b5c78db1b0751c71f59318f6e15bdf
sha512
4bafd8d66c34dc7dc32e631577c3b9655157d4d54005434bd449230cd6a8a121ec7f4f7c1fc334cf8d297c3d64b3b8c0141a8994fea6acaf77e07f1ed70d91e4
ripemd-160
ea3bd8933fa2ce8bdec96d8c583a6f4fc7efa906
Diameter
41463248
Circumference
130260635.31077
Area
1.350257256632E+15
Volume
3.7324034330355E+22
Surface area
5.4010290265281E+15
Circumference
130260635.31077
Perimeter
82926496
Area
429800233677376
Diagonal
29318943.83082
Surface area
2578801402064256
Volume
8.9104568397115E+21
Space diagonal
35908226.091414
Perimeter
62194872
Area
1.8610896045855E+14
Altitude
17954113.045707
Surface area
1.8610896045855E+14
Volume
1.0501074091383E+21
Height
9772981.2769399