20107911 is an odd 8-digits composite number following 20107910
and preceding 20107912 . In scientific notation, it is written as 2.0107911 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 12822392 positive integers (up to 20107911) that are relatively prime to 20107911.
20107911 has 8 divisors, whose sum is 27976320
The reverse of 20107911 is 11970102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred seven thousand nine hundred eleven
Scientific notation
2.0107911 × 10^7
Engineering notation
2.0107911 × 10^6
Prime Factorization
3 × 23 × 291419
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20107911
Product of the distinct prime numbers
The prime factorization of 20107911 is 3 × 23 × 291419.
Since it has a total of 3 prime factors.
2 , 4 , 60 , 42 , 966 , 454 , 7255 , 3760 , 90074 , 74510 , 795797 , 923080 , 3106322 , 2704209 , 2676069 , 57474597 , 393994382 , 132368824 , 8829559480 , 3213685770
n×2
40215822
n×3
60323733
n×4
80431644
n×5
100539555
n÷2
10053955.5
n÷3
6702637
n÷3
5026977.75
n÷5
4021582.2
n2
404328084783921
n3
8.1301931436355E+21
n4
1.6348120014503E+29
n5
3.2872654226895E+36
2 √n
4484.1845412516
3 √n
271.92907879193
4 √n
66.964054098088
5 √n
28.885067773068
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
-20107910
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 20107911 can be divided by 8 positive divisors.
The sum of these divisors (counting 20107911) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101101001010000111
3
Ternary
1101211120212110
4
Quaternary
1030231022013
5
Quinary
20121423121
6
Senary
1554552103
8
Octal
114551207
10
Decimal
20107911
12
Duodecimal
6898633
16
Hexadecimal
132d287
20
Vigesimal
65d9fb
36
Base36
byzd3
md5
565ab25c10f0e8298bd47c44714263d4
sha1
09300897daa24d2ff34650c38a23a2f418d6048e
sha256
ad45f991c1b65fac9aba1660bdd6c750bfb547989c2b65c9b28f36b8a79a8210
sha512
9d48c5a0244704ee7de9460b95c6ac1eb4301fbcbb280e1b03ce59cd1665c352ea2d6bd8ee58dc902446acde036a3962b7a08599b85882c193271009106664f1
ripemd-160
77a856f58a4ae0612fab587b825f96366fc8129d
Diameter
40215822
Circumference
126341730.95327
Area
1.2702341407972E+15
Volume
3.4055673403082E+22
Surface area
5.0809365631888E+15
Circumference
126341730.95327
Perimeter
80431644
Area
404328084783921
Diagonal
28436880.447191
Surface area
2425968508703526
Volume
8.1301931436355E+21
Space diagonal
34827923.486073
Perimeter
60323733
Area
1.7507919644319E+14
Altitude
17413961.743037
Surface area
1.7507919644319E+14
Volume
9.5815245070351E+20
Height
9478960.1490637