20071887 is an odd 8-digits composite number following 20071886
and preceding 20071888 . In scientific notation, it is written as 2.0071887 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 12128480 positive integers (up to 20071887) that are relatively prime to 20071887.
20071887 has 16 divisors, whose sum is 29282688
The reverse of 20071887 is 78817002
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million seventy-one thousand eight hundred eighty-seven
Scientific notation
2.0071887 × 10^7
Engineering notation
2.0071887 × 10^6
Prime Factorization
3 × 11 × 443 × 1373
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20071887
Product of the distinct prime numbers
The prime factorization of 20071887 is 3 × 11 × 443 × 1373.
Since it has a total of 4 prime factors.
6 , 10 , 44 , 87 , 449 , 680 , 4274 , 7624 , 45204 , 56002 , 410711 , 327827 , 8467528 , 3511495 , 23497738 , 12865521 , 974762564 , 647742380 , 2206236700 , 2915846171
n×2
40143774
n×3
60215661
n×4
80287548
n×5
100359435
n÷2
10035943.5
n÷3
6690629
n÷3
5017971.75
n÷5
4014377.4
n2
402880647740769
n3
8.0865748359395E+21
n4
1.6231281632402E+29
n5
3.2579245079075E+36
2 √n
4480.1659567476
3 √n
271.7665916842
4 √n
66.934041837824
5 √n
28.874710633928
1 , 3 , 11 , 33 , 443 , 1329 , 1373 , 4119 , 4873 , 14619 , 15103 , 45309 , 608239 , 1824717 , 6690629 , 20071887
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20071886
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20071887 can be divided by 16 positive divisors.
The sum of these divisors (counting 20071887) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100100100010111001111
3
Ternary
1101202202110020
4
Quaternary
1030210113033
5
Quinary
20114300022
6
Senary
1554113223
8
Octal
114442717
10
Decimal
20071887
12
Duodecimal
687b813
16
Hexadecimal
13245cf
20
Vigesimal
658je7
36
Base36
by7kf
md5
2c84479e6691f7b7bcc54a8c36a1cfea
sha1
2083943b66a02126da6555684648809b816c6c8d
sha256
b1288d0e2694ed314298b2d41de9367e1e70998a2695d787f2e03f379cedaf16
sha512
6744e9fd9a5f80d82e97abc4315dd3c901bf41e83c59da893367d87113f12b85b6eec1a89a9b268fe6fc5ec4d43fc152ba74cbd0732b2922da2a47875f49b74b
ripemd-160
cedf3edb8c7015bd58c553e51deffc59c2a8e281
Diameter
40143774
Circumference
126115385.48577
Area
1.2656868832159E+15
Volume
3.3872965463056E+22
Surface area
5.0627475328636E+15
Circumference
126115385.48577
Perimeter
80287548
Area
402880647740769
Diagonal
28385934.81782
Surface area
2417283886444614
Volume
8.0865748359395E+21
Space diagonal
34765528.087781
Perimeter
60215661
Area
1.7445243781832E+14
Altitude
17382764.043891
Surface area
1.7445243781832E+14
Volume
9.5301198384422E+20
Height
9461978.2726067