20196987 is an odd 8-digits composite number following 20196986
and preceding 20196988 . In scientific notation, it is written as 2.0196987 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 13440768 positive integers (up to 20196987) that are relatively prime to 20196987.
20196987 has 8 divisors, whose sum is 26977104
The reverse of 20196987 is 78969102
Previous prime number is 593
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million one hundred ninety-six thousand nine hundred eighty-seven
Scientific notation
2.0196987 × 10^7
Engineering notation
2.0196987 × 10^6
Prime Factorization
3 × 593 × 11353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20196987
Product of the distinct prime numbers
The prime factorization of 20196987 is 3 × 593 × 11353.
Since it has a total of 3 prime factors.
7 , 2 , 1 , 67 , 30 , 875 , 6467 , 4020 , 99352 , 37929 , 740473 , 54139 , 471113 , 9730835 , 20777472 , 10066801 , 272632107 , 379935936 , 5257283646 , 926151396
n×2
40393974
n×3
60590961
n×4
80787948
n×5
100984935
n÷2
10098493.5
n÷3
6732329
n÷3
5049246.75
n÷5
4039397.4
n2
407918283878169
n3
8.2387202765497E+21
n4
1.6639732632211E+29
n5
3.3607246365624E+36
2 √n
4494.1058064981
3 √n
272.33002670519
4 √n
67.03809220509
5 √n
28.910614128291
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
-20196986
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 20196987 can be divided by 8 positive divisors.
The sum of these divisors (counting 20196987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000010111001111011
3
Ternary
1102000010001120
4
Quaternary
1031002321323
5
Quinary
20132300422
6
Senary
2000520323
8
Octal
115027173
10
Decimal
20196987
12
Duodecimal
69200a3
16
Hexadecimal
1342e7b
20
Vigesimal
664c97
36
Base36
c0w3f
md5
2346fbd223bf10282ccd2b48fdb013b5
sha1
d5395d74e0d77dc7de4e2efb3a6d30d0be0994d5
sha256
7576fa2adb400ba9f6f66f64f10dcf21969b40898601c456177ae837aff9866b
sha512
6bf043fa1bc18528a8c4f938f2febe3cf315c70aeb0a9a265a84d9ba57d3b96b6ecde9a47223cc606e43427ff2c359ba940b149610b0f20919a21fb618ed5603
ripemd-160
fe401ded541cb4fceeb87017dd3c516c32d153a4
Diameter
40393974
Circumference
126901411.9677
Area
1.2815130838966E+15
Volume
3.4510270794386E+22
Surface area
5.1260523355864E+15
Circumference
126901411.9677
Perimeter
80787948
Area
407918283878169
Diagonal
28562852.934473
Surface area
2447509703269014
Volume
8.2387202765497E+21
Space diagonal
34982207.643808
Perimeter
60590961
Area
1.7663379825332E+14
Altitude
17491103.821904
Surface area
1.7663379825332E+14
Volume
9.7094249597457E+20
Height
9520950.9781577