20071431 is an odd 8-digits composite number following 20071430
and preceding 20071432 . In scientific notation, it is written as 2.0071431 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 13380948 positive integers (up to 20071431) that are relatively prime to 20071431.
20071431 has 4 divisors, whose sum is 22301600
The reverse of 20071431 is 13417002
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million seventy-one thousand four hundred thirty-one
Scientific notation
2.0071431 × 10^7
Engineering notation
2.0071431 × 10^6
Prime Factorization
9 × 2230159
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20071431
Product of the distinct prime numbers
The prime factorization of 20071431 is 9 × 2230159.
Since it has a total of 2 prime factors.
4 , 8 , 43 , 7 , 541 , 720 , 787 , 4594 , 84212 , 44372 , 252268 , 55337 , 5004422 , 7453083 , 78364070 , 86904750 , 494385130 , 893714037 , 6795697884 , 8473439956
n×2
40142862
n×3
60214293
n×4
80285724
n×5
100357155
n÷2
10035715.5
n÷3
6690477
n÷3
5017857.75
n÷5
4014286.2
n2
402862342387761
n3
8.0860237077343E+21
n4
1.6229806691415E+29
n5
3.2575544515008E+36
2 √n
4480.1150654866
3 √n
271.76453363979
4 √n
66.933661676966
5 √n
28.874579435624
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
-20071430
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 20071431 can be divided by 4 positive divisors.
The sum of these divisors (counting 20071431) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100100010000000111
3
Ternary
1101202201211100
4
Quaternary
1030210100013
5
Quinary
20114241211
6
Senary
1554111143
8
Octal
114442007
10
Decimal
20071431
12
Duodecimal
687b4b3
16
Hexadecimal
1324407
20
Vigesimal
658ibb
36
Base36
by77r
md5
8d8c0760cc8a9a40eea19da080158a67
sha1
f5dbf47bab2f3f1ea5ddaedaff31a8f2ac7c2bbc
sha256
c7a2f815e729cb294e675381620843ad10e932630fa825c8a92db11ce41d6248
sha512
24a7052903afe9d2a30c8cd635d55cbbf0499e5eca6d98184d613a8ff15cffe3f0e827b472b8f6d4ffd0e49945cb1e3636c937183c42ac3639b11509e99f6ef2
ripemd-160
699ff1d94e607bb41c49c8e28fe5234e299f0a6d
Diameter
40142862
Circumference
126112520.35327
Area
1.2656293752534E+15
Volume
3.3870656902628E+22
Surface area
5.0625175010135E+15
Circumference
126112520.35327
Perimeter
80285724
Area
402862342387761
Diagonal
28385289.936436
Surface area
2417174054326566
Volume
8.0860237077343E+21
Space diagonal
34764738.272613
Perimeter
60214293
Area
1.7444451136795E+14
Altitude
17382369.136306
Surface area
1.7444451136795E+14
Volume
9.5294703276235E+20
Height
9461763.3121453