20007531 is an odd 8-digits composite number following 20007530
and preceding 20007532 . In scientific notation, it is written as 2.0007531 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 13338348 positive integers (up to 20007531) that are relatively prime to 20007531.
20007531 has 4 divisors, whose sum is 22230600
The reverse of 20007531 is 13570002
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million seven thousand five hundred thirty-one
Scientific notation
2.0007531 × 10^7
Engineering notation
2.0007531 × 10^6
Prime Factorization
9 × 2223059
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20007531
Product of the distinct prime numbers
The prime factorization of 20007531 is 9 × 2223059.
Since it has a total of 2 prime factors.
6 , 7 , 25 , 63 , 201 , 3 , 3264 , 8483 , 79384 , 84959 , 727141 , 544794 , 7324641 , 1676348 , 74710758 , 1818564 , 655070413 , 603317605 , 2231733392 , 933154826
n×2
40015062
n×3
60022593
n×4
80030124
n×5
100037655
n÷2
10003765.5
n÷3
6669177
n÷3
5001882.75
n÷5
4001506.2
n2
400301296715961
n3
8.0090406033848E+21
n4
1.6024112815248E+29
n5
3.2060293389857E+36
2 √n
4472.9778671485
3 √n
271.47582784909
4 √n
66.88032496294
5 √n
28.85617078552
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
-20007530
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 20007531 can be divided by 4 positive divisors.
The sum of these divisors (counting 20007531) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010100101001101011
3
Ternary
1101122111011200
4
Quaternary
1030110221223
5
Quinary
20110220111
6
Senary
1552455243
8
Octal
114245153
10
Decimal
20007531
12
Duodecimal
684a523
16
Hexadecimal
1314a6b
20
Vigesimal
650igb
36
Base36
bwtwr
md5
1f969c6f504c2e5aba41a53eb3e23188
sha1
5d431091cb324be60d505d2ff30e6096043efad8
sha256
54d61b4ccf1891180b895874d6f5cfdfc4f28e3a0dc6e4e12301f67aa2765040
sha512
581edc0b1d728f974d69a36719ec68cd764caf83d20f01b2ca48f99c2b1d5c6e4cb73957332023ea7261437d6f07b9bfc403eff97725b83d09269944d54a1c4d
ripemd-160
179268f124edf6e782ec9f7be16e6595d34ef8e9
Diameter
40015062
Circumference
125711024.81214
Area
1.2575836129853E+15
Volume
3.3548190829195E+22
Surface area
5.0303344519413E+15
Circumference
125711024.81214
Perimeter
80030124
Area
400301296715961
Diagonal
28294921.6898
Surface area
2401807780295766
Volume
8.0090406033848E+21
Space diagonal
34654060.226009
Perimeter
60022593
Area
1.7333554606194E+14
Altitude
17327030.113005
Surface area
1.7333554606194E+14
Volume
9.4387448690863E+20
Height
9431640.5632667