20111031 is an odd 8-digits composite number following 20111030
and preceding 20111032 . In scientific notation, it is written as 2.0111031 × 10^7.
The sum of its digits is 9. It has a total of 4 prime factors and 16 positive divisors.
There are 13353984 positive integers (up to 20111031) that are relatively prime to 20111031.
20111031 has 16 divisors, whose sum is 29912800
The reverse of 20111031 is 13011102
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 9
Digital Root 9
Name
twenty million one hundred eleven thousand thirty-one
Scientific notation
2.0111031 × 10^7
Engineering notation
2.0111031 × 10^6
Prime Factorization
9 × 3 × 277 × 2689
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20111031
Product of the distinct prime numbers
The prime factorization of 20111031 is 9 × 3 × 277 × 2689.
Since it has a total of 4 prime factors.
1 , 3 , 41 , 94 , 826 , 554 , 8125 , 9078 , 92431 , 55875 , 920411 , 721430 , 7835171 , 5379111 , 22377754 , 81329175 , 428048002 , 773763095 , 1099246891 , 7186803423
n×2
40222062
n×3
60333093
n×4
80444124
n×5
100555155
n÷2
10055515.5
n÷3
6703677
n÷3
5027757.75
n÷5
4022206.2
n2
404453567882961
n3
8.1339782417548E+21
n4
1.6358268857326E+29
n5
3.2898165209601E+36
2 √n
4484.5324170977
3 √n
271.94314249134
4 √n
66.966651529681
5 √n
28.885964095104
1 , 3 , 9 , 27 , 277 , 831 , 2493 , 2689 , 7479 , 8067 , 24201 , 72603 , 744853 , 2234559 , 6703677 , 20111031
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
-20111030
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 20111031 can be divided by 16 positive divisors.
The sum of these divisors (counting 20111031) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101101111010110111
3
Ternary
1101211202011000
4
Quaternary
1030231322313
5
Quinary
20122023111
6
Senary
1555014343
8
Octal
114557267
10
Decimal
20111031
12
Duodecimal
689a3b3
16
Hexadecimal
132deb7
20
Vigesimal
65dhbb
36
Base36
bz1rr
md5
b01b512e8f7bcbc6add7b614fc789348
sha1
ca71c8a6b622109303d27f09005eab38c3e3b419
sha256
f98d02c9459fd2f56ff2aa1efdc73a41963008fb0430066c8a44c697dbdce44c
sha512
d53e83a25d76564d9cf063dfdf8255f9218cd6d22fe7702eb917f454614d98169628864421cab66730469db006273a3759f4cb656246a50a429f61579e77df4e
ripemd-160
bd770d33b79ac6f0433b47fea9c35010c355213a
Diameter
40222062
Circumference
126361334.49143
Area
1.2706283575793E+15
Volume
3.4071528385008E+22
Surface area
5.0825134303172E+15
Circumference
126361334.49143
Perimeter
80444124
Area
404453567882961
Diagonal
28441292.793506
Surface area
2426721407297766
Volume
8.1339782417548E+21
Space diagonal
34833327.484593
Perimeter
60333093
Area
1.7513353221895E+14
Altitude
17416663.742296
Surface area
1.7513353221895E+14
Volume
9.5859852879478E+20
Height
9480430.9311686