20197031 is an odd 8-digits composite number following 20197030
and preceding 20197032 . In scientific notation, it is written as 2.0197031 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20094312 positive integers (up to 20197031) that are relatively prime to 20197031.
20197031 has 4 divisors, whose sum is 20299752
The reverse of 20197031 is 13079102
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred ninety-seven thousand thirty-one
Scientific notation
2.0197031 × 10^7
Engineering notation
2.0197031 × 10^6
Prime Factorization
197 × 102523
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20197031
Product of the distinct prime numbers
The prime factorization of 20197031 is 197 × 102523.
Since it has a total of 2 prime factors.
5 , 4 , 7 , 20 , 44 , 397 , 7026 , 3854 , 62082 , 62368 , 5449 , 820968 , 544334 , 4417438 , 77501025 , 76077768 , 818880598 , 900647920 , 3230100310 , 2704318360
n×2
40394062
n×3
60591093
n×4
80788124
n×5
100985155
n÷2
10098515.5
n÷3
6732343.6666667
n÷3
5049257.75
n÷5
4039406.2
n2
407920061214961
n3
8.2387741218805E+21
n4
1.6639877634162E+29
n5
3.3607612441337E+36
2 √n
4494.1107017963
3 √n
272.33022446592
4 √n
67.038128716398
5 √n
28.910626724882
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
-20197030
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 20197031 can be divided by 4 positive divisors.
The sum of these divisors (counting 20197031) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000010111010100111
3
Ternary
1102000010010012
4
Quaternary
1031002322213
5
Quinary
20132301111
6
Senary
2000520435
8
Octal
115027247
10
Decimal
20197031
12
Duodecimal
692011b
16
Hexadecimal
1342ea7
20
Vigesimal
664cbb
36
Base36
c0w4n
md5
a554bc99d9a108283dbc5ed0bb431fa8
sha1
48fae01660aa4a0a0106eed5f252b220aa5ff916
sha256
eab7ecb6ea174f3f8aed8958ff7ca9afbd75ed0e65febf3f858719983e0dc273
sha512
e84b9da5ef50619a53f2e93aaa4924488fef6c9926e2b767af252f4c10e1dbca51fbf4ebdda5fd46a00442e52d4dd537ccfea59b54d7286444539a6bdc862d2b
ripemd-160
5076b5b77eb8319625f4738267bb4edd40fb5ae6
Diameter
40394062
Circumference
126901688.42785
Area
1.2815186675648E+15
Volume
3.451049634118E+22
Surface area
5.1260746702593E+15
Circumference
126901688.42785
Perimeter
80788124
Area
407920061214961
Diagonal
28562915.15987
Surface area
2447520367289766
Volume
8.2387741218805E+21
Space diagonal
34982283.854044
Perimeter
60591093
Area
1.7663456786273E+14
Altitude
17491141.927022
Surface area
1.7663456786273E+14
Volume
9.7094884170765E+20
Height
9520971.7199566