20132987 is an odd 8-digits composite number following 20132986
and preceding 20132988 . In scientific notation, it is written as 2.0132987 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 16722720 positive integers (up to 20132987) that are relatively prime to 20132987.
20132987 has 16 divisors, whose sum is 23730432
The reverse of 20132987 is 78923102
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred thirty-two thousand nine hundred eighty-seven
Scientific notation
2.0132987 × 10^7
Engineering notation
2.0132987 × 10^6
Prime Factorization
7 × 43 × 317 × 211
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20132987
Product of the distinct prime numbers
The prime factorization of 20132987 is 7 × 43 × 317 × 211.
Since it has a total of 4 prime factors.
8 , 3 , 96 , 45 , 544 , 172 , 3806 , 5898 , 60987 , 70682 , 464114 , 309455 , 9332673 , 8679960 , 30439699 , 54504370 , 800263663 , 830768921 , 32678662 , 3343702207
n×2
40265974
n×3
60398961
n×4
80531948
n×5
100664935
n÷2
10066493.5
n÷3
6710995.6666667
n÷3
5033246.75
n÷5
4026597.4
n2
405337165542169
n3
8.1606478844773E+21
n4
1.6429821776976E+29
n5
3.3078138824817E+36
2 √n
4486.9797191429
3 √n
272.04207015791
4 √n
66.984921580479
5 √n
28.892268530194
1 , 7 , 43 , 211 , 301 , 317 , 1477 , 2219 , 9073 , 13631 , 63511 , 66887 , 95417 , 468209 , 2876141 , 20132987
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
-20132986
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 20132987 can be divided by 16 positive divisors.
The sum of these divisors (counting 20132987) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110011010001111011
3
Ternary
1101212212021012
4
Quaternary
1030303101323
5
Quinary
20123223422
6
Senary
1555304135
8
Octal
114632173
10
Decimal
20132987
12
Duodecimal
68ab04b
16
Hexadecimal
133347b
20
Vigesimal
65gc97
36
Base36
bzipn
md5
50e7bbdd225ace11766ceba56299ec58
sha1
4a1d18b00eb27427480fff08daf4acb0a99a8ba7
sha256
0a0f800081446aed512c1a2190ba7807ea5ddd15a624685bf945ce10590ead64
sha512
4149b96cc6feca9afa9589dc41d3a155ad16be58c7f80b99a1e2c49bffe402d126f09390feb861491bd9157e62008c647d1baca29cd8b54e910e0f6a070f74b4
ripemd-160
19802810e895f3736eff590bace4b3ee31ce6644
Diameter
40265974
Circumference
126499288.10804
Area
1.2734042614942E+15
Volume
3.4183241923209E+22
Surface area
5.0936170459768E+15
Circumference
126499288.10804
Perimeter
80531948
Area
405337165542169
Diagonal
28472343.266481
Surface area
2432022993253014
Volume
8.1606478844773E+21
Space diagonal
34871356.392124
Perimeter
60398961
Area
1.7551614122875E+14
Altitude
17435678.196062
Surface area
1.7551614122875E+14
Volume
9.617415763316E+20
Height
9490781.0888271