20406903 is an odd 8-digits composite number following 20406902
and preceding 20406904 . In scientific notation, it is written as 2.0406903 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12335840 positive integers (up to 20406903) that are relatively prime to 20406903.
20406903 has 8 divisors, whose sum is 21079728
The reverse of 20406903 is 30960402
Previous prime number is 947
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million four hundred six thousand nine hundred three
Scientific notation
2.0406903 × 10^7
Engineering notation
2.0406903 × 10^6
Prime Factorization
33 × 947 × 653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20406903
Product of the distinct prime numbers
The prime factorization of 20406903 is 33 × 947 × 653.
Since it has a total of 3 prime factors.
2 , 9 , 20 , 90 , 861 , 624 , 8044 , 2202 , 92335 , 36979 , 688381 , 795759 , 1228083 , 6998052 , 71126330 , 26341132 , 188807920 , 431333431 , 3545014135 , 1698861355
n×2
40813806
n×3
61220709
n×4
81627612
n×5
102034515
n÷2
10203451.5
n÷3
6802301
n÷3
5101725.75
n÷5
4081380.6
n2
416441690051409
n3
8.4982851740352E+21
n4
1.7342368121287E+29
n5
3.539040240414E+36
2 √n
4517.400026564
3 √n
273.27025793553
4 √n
67.211606338221
5 √n
28.970461930464
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
-20406902
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 20406903 can be divided by 8 positive divisors.
The sum of these divisors (counting 20406903) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110001001110111
3
Ternary
1102101210000020
4
Quaternary
1031312021313
5
Quinary
20211010103
6
Senary
2005220223
8
Octal
115661167
10
Decimal
20406903
12
Duodecimal
6a01673
16
Hexadecimal
1376277
20
Vigesimal
67ah53
36
Base36
c5e2f
md5
ed31e6224ceaf0987fcd23af19a0ce98
sha1
42be8fb92d2f43441c059158a93b8ef3bf0d49cd
sha256
c3133b441ffa72cdd9338c6b6af17138d12e4146f17dca23c9cfc4c6cb372aad
sha512
624108af36a4d82675723f76dbd59cd5a6b5168ec4f948252e40fd11d5537fd350b98950cf617b3508035cf305a1f318d046dbc904cd58ff3a93676689b2c19a
ripemd-160
b202469e9b0e0494a2a59f471536955d4248b710
Diameter
40813806
Circumference
128220353.09464
Area
1.308290154114E+15
Volume
3.559753369448E+22
Surface area
5.2331606164561E+15
Circumference
128220353.09464
Perimeter
81627612
Area
416441690051409
Diagonal
28859718.988632
Surface area
2498650140308454
Volume
8.4982851740352E+21
Space diagonal
35345792.82113
Perimeter
61220709
Area
1.8032454138972E+14
Altitude
17672896.410565
Surface area
1.8032454138972E+14
Volume
1.0015325125029E+21
Height
9619906.3295441