20190031 is an odd 8-digits composite number following 20190030
and preceding 20190032 . In scientific notation, it is written as 2.0190031 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 20175064 positive integers (up to 20190031) that are relatively prime to 20190031.
20190031 has 4 divisors, whose sum is 20205000
The reverse of 20190031 is 13009102
Previous prime number is 1499
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million one hundred ninety thousand thirty-one
Scientific notation
2.0190031 × 10^7
Engineering notation
2.0190031 × 10^6
Prime Factorization
1499 × 13469
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20190031
Product of the distinct prime numbers
The prime factorization of 20190031 is 1499 × 13469.
Since it has a total of 2 prime factors.
5 , 1 , 74 , 84 , 452 , 661 , 7158 , 2251 , 2732 , 96298 , 619254 , 852255 , 5228834 , 1302967 , 17851769 , 93633923 , 565398734 , 662025149 , 373076860 , 8528939829
n×2
40380062
n×3
60570093
n×4
80760124
n×5
100950155
n÷2
10095015.5
n÷3
6730010.3333333
n÷3
5047507.75
n÷5
4038006.2
n2
407637351780961
n3
8.2302107692155E+21
n4
1.6616821056699E+29
n5
3.3549413225622E+36
2 √n
4493.3318372896
3 √n
272.29875891954
4 √n
67.032319348875
5 √n
28.90862244565
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
-20190030
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 20190031 can be divided by 4 positive divisors.
The sum of these divisors (counting 20190031) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001001101001111
3
Ternary
1101222202111221
4
Quaternary
1031001031033
5
Quinary
20132040111
6
Senary
2000424211
8
Octal
115011517
10
Decimal
20190031
12
Duodecimal
6918067
16
Hexadecimal
134134f
20
Vigesimal
663f1b
36
Base36
c0qq7
md5
b0d53e508ce9773d368e9f0d922caa5f
sha1
980f4d4ba8060519f0fc70bb3385d6e401e476d8
sha256
a78bf2cc47a7ea5accfd248f462e3d07083094c26290265e9b6c62d10e26c026
sha512
c72d5bb41afad8627a3ff9e80da73694758c4c227bd5064af44a55b0cd274089e26197f0d0b8102ac2377af0cb9e08c3aa15bd353e759414970f68d954d5feb6
ripemd-160
a436e05b39b0df329bdca11d348f48393dc1deae
Diameter
40380062
Circumference
126857706.1307
Area
1.2806305096839E+15
Volume
3.4474626253417E+22
Surface area
5.1225220387355E+15
Circumference
126857706.1307
Perimeter
80760124
Area
407637351780961
Diagonal
28553015.664933
Surface area
2445824110685766
Volume
8.2302107692155E+21
Space diagonal
34970159.498391
Perimeter
60570093
Area
1.7651215108686E+14
Altitude
17485079.749195
Surface area
1.7651215108686E+14
Volume
9.6993964091781E+20
Height
9517671.8883111