20087969 is an odd 8-digits composite number following 20087968
and preceding 20087970 . In scientific notation, it is written as 2.0087969 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 17672400 positive integers (up to 20087969) that are relatively prime to 20087969.
20087969 has 8 divisors, whose sum is 22621440
The reverse of 20087969 is 96978002
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million eighty-seven thousand nine hundred sixty-nine
Scientific notation
2.0087969 × 10^7
Engineering notation
2.0087969 × 10^6
Prime Factorization
11 × 31 × 58909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20087969
Product of the distinct prime numbers
The prime factorization of 20087969 is 11 × 31 × 58909.
Since it has a total of 3 prime factors.
1 , 10 , 89 , 11 , 771 , 844 , 8800 , 7216 , 46640 , 25370 , 517658 , 247163 , 9103030 , 3298370 , 21836727 , 80555801 , 953455848 , 672178591 , 7911101976 , 3059024109
n×2
40175938
n×3
60263907
n×4
80351876
n×5
100439845
n÷2
10043984.5
n÷3
6695989.6666667
n÷3
5021992.25
n÷5
4017593.8
n2
403526498544961
n3
8.1060277934497E+21
n4
1.6283363502796E+29
n5
3.2709970125989E+36
2 √n
4481.9603969692
3 √n
271.83915392991
4 √n
66.947445036903
5 √n
28.879336151649
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20087968
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20087969 can be divided by 8 positive divisors.
The sum of these divisors (counting 20087969) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000010010100001
3
Ternary
1101210120111212
4
Quaternary
1030220102201
5
Quinary
20120303334
6
Senary
1554315505
8
Octal
114502241
10
Decimal
20087969
12
Duodecimal
6888b95
16
Hexadecimal
13284a1
20
Vigesimal
65aji9
36
Base36
byjz5
md5
d406a9003fd43040a0bde1fd9fc43b3a
sha1
2da8ce4888c46101331985ab2c35f230a558c2a1
sha256
192ff07f142ae8dbfb84f1df862b2221af5018508ca3e0ea10435bcfd0cf2bf4
sha512
03aea62eac0d934750a339eb61bcdeac463a89013e22d3bcaa2ac04699531549143eb9ec067a4725b2ad61b537c3943f89471c005d6c89239325440ec13519bb
ripemd-160
3936c6a4918e0634321dbcf7244eccbf5cf7a94a
Diameter
40175938
Circumference
126216431.67188
Area
1.2677158833577E+15
Volume
3.3954449820928E+22
Surface area
5.0708635334306E+15
Circumference
126216431.67188
Perimeter
80351876
Area
403526498544961
Diagonal
28408678.20033
Surface area
2421158991269766
Volume
8.1060277934497E+21
Space diagonal
34793382.928869
Perimeter
60263907
Area
1.7473209942006E+14
Altitude
17396691.464434
Surface area
1.7473209942006E+14
Volume
9.5530453687249E+20
Height
9469559.4001101