20291143 is an odd 8-digits composite number following 20291142
and preceding 20291144 . In scientific notation, it is written as 2.0291143 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 19636560 positive integers (up to 20291143) that are relatively prime to 20291143.
20291143 has 4 divisors, whose sum is 20945728
The reverse of 20291143 is 34119202
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million two hundred ninety-one thousand one hundred forty-three
Scientific notation
2.0291143 × 10^7
Engineering notation
2.0291143 × 10^6
Prime Factorization
31 × 654553
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20291143
Product of the distinct prime numbers
The prime factorization of 20291143 is 31 × 654553.
Since it has a total of 2 prime factors.
2 , 1 , 61 , 21 , 903 , 400 , 349 , 7307 , 58876 , 63924 , 498206 , 701923 , 3585755 , 7115187 , 80182254 , 4578411 , 456819580 , 817377071 , 9399136672 , 8168419405
n×2
40582286
n×3
60873429
n×4
81164572
n×5
101455715
n÷2
10145571.5
n÷3
6763714.3333333
n÷3
5072785.75
n÷5
4058228.6
n2
411730484246449
n3
8.3544821333039E+21
n4
1.6952199165782E+29
n5
3.4397949743735E+36
2 √n
4504.5691247887
3 √n
272.75256106587
4 √n
67.116086929951
5 √n
28.937519585787
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
-20291142
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 20291143 can be divided by 4 positive divisors.
The sum of these divisors (counting 20291143) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011001111001000111
3
Ternary
1102011220012211
4
Quaternary
1031121321013
5
Quinary
20143304033
6
Senary
2002524251
8
Octal
115317107
10
Decimal
20291143
12
Duodecimal
6966687
16
Hexadecimal
1359e47
20
Vigesimal
66g7h3
36
Base36
c2wqv
md5
3c58e1c23cc4c35563b5875ff26f315b
sha1
11ab83e915ebe08e480debdec4b2e2318d679e95
sha256
f0191129dfba2798043ac1d80ab9045977d6481b0897bb1c21de7ffa07e640e9
sha512
725f96bcf3e34203cb4d8cc3e3e9c24ca8c71544910678c02caf68621a42811531cbbaeba34b6e9771e13370b7f1f36a7c3d21e69acfce4b743efa7c56c34c78
ripemd-160
6321e8b7c7842a808c1e6664edde53e7036f942a
Diameter
40582286
Circumference
127493011.56348
Area
1.2934894645676E+15
Volume
3.4995172926046E+22
Surface area
5.1739578582704E+15
Circumference
127493011.56348
Perimeter
81164572
Area
411730484246449
Diagonal
28696009.626652
Surface area
2470382905478694
Volume
8.3544821333039E+21
Space diagonal
35145290.619646
Perimeter
60873429
Area
1.7828452943495E+14
Altitude
17572645.309823
Surface area
1.7828452943495E+14
Volume
9.8458516162685E+20
Height
9565336.5422173