20731625 is an odd 8-digits composite number following 20731624
and preceding 20731626 . In scientific notation, it is written as 2.0731625 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 15862000 positive integers (up to 20731625) that are relatively prime to 20731625.
20731625 has 8 divisors, whose sum is 24924672
The reverse of 20731625 is 52613702
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million seven hundred thirty-one thousand six hundred twenty-five
Scientific notation
2.0731625 × 10^7
Engineering notation
2.0731625 × 10^6
Prime Factorization
575 × 5 × 7211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20731625
Product of the distinct prime numbers
The prime factorization of 20731625 is 575 × 5 × 7211.
Since it has a total of 3 prime factors.
3 , 1 , 81 , 34 , 822 , 944 , 7754 , 3590 , 11131 , 15104 , 670491 , 664362 , 6629002 , 4208320 , 69832378 , 70980789 , 463801242 , 697977388 , 6438262684 , 9588285571
n×2
41463250
n×3
62194875
n×4
82926500
n×5
103658125
n÷2
10365812.5
n÷3
6910541.6666667
n÷3
5182906.25
n÷5
4146325
n2
429800275140625
n3
8.9104581291123E+21
n4
1.8472827651096E+29
n5
3.8297173555215E+36
2 √n
4553.1994245805
3 √n
274.71209538461
4 √n
67.477399361419
5 √n
29.062078326007
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
-20731624
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 20731625 can be divided by 8 positive divisors.
The sum of these divisors (counting 20731625) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000101011011101001
3
Ternary
1110000021102222
4
Quaternary
1033011123221
5
Quinary
20301403000
6
Senary
2020203425
8
Octal
117053351
10
Decimal
20731625
12
Duodecimal
6b39575
16
Hexadecimal
13c56e9
20
Vigesimal
69b915
36
Base36
cccmh
md5
cd992ea6c53a24d7830fa9a15951a21c
sha1
22f2f97c7e48c0668a792587ecd6f1b5ef815eb6
sha256
df785a1e47173cc19ad767c866a92b894c036676c14c4bbb6281e281801c27d1
sha512
8acf81578b6648e524ec3aaac6d774dedde3c4e120e8d682fc0975dab5c6f7a5c7bdec3689adda7e8d229dd6e95c551a9cb6e85c0a8f38a91676294c1ec355bd
ripemd-160
a3d1ffeeddb1fb9da93d6e8440a34af2690e7dfe
Diameter
41463250
Circumference
130260641.59396
Area
1.3502573868927E+15
Volume
3.7324039731385E+22
Surface area
5.4010295475706E+15
Circumference
130260641.59396
Perimeter
82926500
Area
429800275140625
Diagonal
29318945.245033
Surface area
2578801650843750
Volume
8.9104581291123E+21
Space diagonal
35908227.823465
Perimeter
62194875
Area
1.8610897841266E+14
Altitude
17954113.911733
Surface area
1.8610897841266E+14
Volume
1.0501075610957E+21
Height
9772981.7483444