20402479 is an odd 8-digits composite number following 20402478
and preceding 20402480 . In scientific notation, it is written as 2.0402479 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 20073600 positive integers (up to 20402479) that are relatively prime to 20402479.
20402479 has 8 divisors, whose sum is 20733552
The reverse of 20402479 is 97420402
Previous prime number is 613
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred two thousand four hundred seventy-nine
Scientific notation
2.0402479 × 10^7
Engineering notation
2.0402479 × 10^6
Prime Factorization
83 × 613 × 401
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20402479
Product of the distinct prime numbers
The prime factorization of 20402479 is 83 × 613 × 401.
Since it has a total of 3 prime factors.
4 , 8 , 59 , 82 , 505 , 843 , 7676 , 1263 , 14193 , 48267 , 375536 , 482631 , 1453337 , 801946 , 70024873 , 72892268 , 668492848 , 757365223 , 2911072040 , 5893763923
n×2
40804958
n×3
61207437
n×4
81609916
n×5
102012395
n÷2
10201239.5
n÷3
6800826.3333333
n÷3
5100619.75
n÷5
4080495.8
n2
416261149345441
n3
8.4927593580362E+21
n4
1.7327334445439E+29
n5
3.5352057714904E+36
2 √n
4516.9103378305
3 √n
273.25050914442
4 √n
67.207963351306
5 √n
28.969205723788
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
-20402478
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 20402479 can be divided by 8 positive divisors.
The sum of these divisors (counting 20402479) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101000100101111
3
Ternary
1102101112221101
4
Quaternary
1031311010233
5
Quinary
20210334404
6
Senary
2005143531
8
Octal
115650457
10
Decimal
20402479
12
Duodecimal
69baba7
16
Hexadecimal
137512f
20
Vigesimal
67a63j
36
Base36
c5anj
md5
e77e1f5d211ed85870c97504db9c73c4
sha1
30d1ec7ab78d655c2e8fb7a77cc50d3fc4bf6a33
sha256
c369e12016d87008568cef8d9ac7ca8346c8eab103b1a32b4e0d9ff26ee46654
sha512
3caba6c802f0c56c9881f34d59fa9e069dd7bca6a71562b5b71593d96ca218d26955ce79114775e21ec3744650e897ef64eee6c8797bb130dbbf8fa695749fe5
ripemd-160
fec42977bc985bf47c2e3f9d5696a6202f7838d2
Diameter
40804958
Circumference
128192556.28284
Area
1.3077229687585E+15
Volume
3.557438721055E+22
Surface area
5.2308918750339E+15
Circumference
128192556.28284
Perimeter
81609916
Area
416261149345441
Diagonal
28853462.507832
Surface area
2497566896072646
Volume
8.4927593580362E+21
Space diagonal
35338130.228357
Perimeter
61207437
Area
1.8024636497083E+14
Altitude
17669065.114179
Surface area
1.8024636497083E+14
Volume
1.0008812888422E+21
Height
9617820.8359441