20189691 is an odd 8-digits composite number following 20189690
and preceding 20189692 . In scientific notation, it is written as 2.0189691 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 13441200 positive integers (up to 20189691) that are relatively prime to 20189691.
20189691 has 8 divisors, whose sum is 22464000
The reverse of 20189691 is 19698102
Previous prime number is 1151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million one hundred eighty-nine thousand six hundred ninety-one
Scientific notation
2.0189691 × 10^7
Engineering notation
2.0189691 × 10^6
Prime Factorization
9 × 1151 × 1949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20189691
Product of the distinct prime numbers
The prime factorization of 20189691 is 9 × 1151 × 1949.
Since it has a total of 3 prime factors.
3 , 6 , 87 , 4 , 738 , 120 , 8410 , 7368 , 1613 , 87195 , 871900 , 394653 , 5377932 , 2852478 , 16038772 , 8304691 , 431169862 , 936793 , 7336778824 , 5840432682
n×2
40379382
n×3
60569073
n×4
80758764
n×5
100948455
n÷2
10094845.5
n÷3
6729897
n÷3
5047422.75
n÷5
4037938.2
n2
407623622675481
n3
8.2297949861186E+21
n4
1.6615701776308E+29
n5
3.3546588461182E+36
2 √n
4493.2940032898
3 √n
272.29723040781
4 √n
67.03203714113
5 √n
28.908525080789
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
-20189690
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 20189691 can be divided by 8 positive divisors.
The sum of these divisors (counting 20189691) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001000111111011
3
Ternary
1101222202001100
4
Quaternary
1031001013323
5
Quinary
20132032231
6
Senary
2000422443
8
Octal
115010773
10
Decimal
20189691
12
Duodecimal
6917a23
16
Hexadecimal
13411fb
20
Vigesimal
663e4b
36
Base36
c0qgr
md5
90d7632f9fc5bec18e986a3085613efb
sha1
6e1fb6d63077c487b1740174ab1feb91be1a8706
sha256
3ba2f7ea37bd0b7a4ac9823bb6a26596e2e3d06fb9467f4a0d5acb31f6c2418f
sha512
b818fbcc040e36ff7a364dca8d2d6611f33b3c08763cdcd331b31cd6b6d01eb8d37fa319174a023c29feb20669d6d0cd4207589793cd106baf70f8c63b57a357
ripemd-160
ae8939215b439fd0d82233854d4959f91afb9c1e
Diameter
40379382
Circumference
126855569.8477
Area
1.2805873784269E+15
Volume
3.4472884625254E+22
Surface area
5.1223495137078E+15
Circumference
126855569.8477
Perimeter
80758764
Area
407623622675481
Diagonal
28552534.832322
Surface area
2445741736052886
Volume
8.2297949861186E+21
Space diagonal
34969570.601116
Perimeter
60569073
Area
1.765062062098E+14
Altitude
17484785.300558
Surface area
1.765062062098E+14
Volume
9.6989064040991E+20
Height
9517511.610774