20087812 is an even 8-digits composite number following 20087811
and preceding 20087813 . In scientific notation, it is written as 2.0087812 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 18 positive divisors.
There are 9452544 positive integers (up to 20087812) that are relatively prime to 20087812.
20087812 has 18 divisors, whose sum is 37345322
The reverse of 20087812 is 21878002
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eighty-seven thousand eight hundred twelve
Scientific notation
2.0087812 × 10^7
Engineering notation
2.0087812 × 10^6
Prime Factorization
2 × 2 × 17 × 17 × 17377
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
590818
Product of the distinct prime numbers
The prime factorization of 20087812 is 2 × 2 × 17 × 17 × 17377.
Since it has a total of 5 prime factors.
8 , 3 , 72 , 38 , 597 , 721 , 8440 , 5543 , 98451 , 49287 , 255383 , 400670 , 1396218 , 8359537 , 12120467 , 64776541 , 894915694 , 831776979 , 894025178 , 358700433
n×2
40175624
n×3
60263436
n×4
80351248
n×5
100439060
n÷2
10043906
n÷3
6695937.3333333
n÷3
5021953
n÷5
4017562.4
n2
403520190947344
n3
8.1058377339543E+21
n4
1.6282854450218E+29
n5
3.2708691901934E+36
2 √n
4481.9428822777
3 √n
271.83844573058
4 √n
66.947314227516
5 √n
28.879291009505
1 , 2 , 4 , 17 , 34 , 68 , 289 , 578 , 1156 , 17377 , 34754 , 69508 , 295409 , 590818 , 1181636 , 5021953 , 10043906 , 20087812
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20087811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20087812 can be divided by 18 positive divisors.
The sum of these divisors (counting 20087812) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1001100101000010000000100
3
Ternary
1101210120022001
4
Quaternary
1030220100010
5
Quinary
20120302222
6
Senary
1554315044
8
Octal
114502004
10
Decimal
20087812
12
Duodecimal
6888a84
16
Hexadecimal
1328404
20
Vigesimal
65ajac
36
Base36
byjus
md5
5e4a4f5c297f01baaacdb08ce2fcf48a
sha1
a4770d59f5a6b91829ddec3ff253558ac362d5e1
sha256
a710679e62adca9c7278766712a0d405e1039c5a00dbf9b4a866f880430e9798
sha512
4687ba032d5fa6a3478141ca01aad7dce19b7f33073d8c4b5b6c53fe296d8fbb4684fcb7ce2ae5020253cb575ef839b021eaaf4cdbba35b0a3a3bf041506b5e4
ripemd-160
6e464f410a3d6d953e62121fc81ca25cb8529288
Diameter
40175624
Circumference
126215445.21179
Area
1.2676960674553E+15
Volume
3.3953653701576E+22
Surface area
5.0707842698213E+15
Circumference
126215445.21179
Perimeter
80351248
Area
403520190947344
Diagonal
28408456.168801
Surface area
2421121145684064
Volume
8.1058377339543E+21
Space diagonal
34793110.996892
Perimeter
60263436
Area
1.7472936815017E+14
Altitude
17396555.498446
Surface area
1.7472936815017E+14
Volume
9.5528213814615E+20
Height
9469485.3896003