20393479 is an odd 8-digits composite number following 20393478
and preceding 20393480 . In scientific notation, it is written as 2.0393479 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 18471024 positive integers (up to 20393479) that are relatively prime to 20393479.
20393479 has 8 divisors, whose sum is 21339360
The reverse of 20393479 is 97439302
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million three hundred ninety-three thousand four hundred seventy-nine
Scientific notation
2.0393479 × 10^7
Engineering notation
2.0393479 × 10^6
Prime Factorization
437 × 23 × 2029
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20393479
Product of the distinct prime numbers
The prime factorization of 20393479 is 437 × 23 × 2029.
Since it has a total of 3 prime factors.
4 , 8 , 7 , 41 , 179 , 92 , 9588 , 928 , 63737 , 39521 , 960727 , 339520 , 1896714 , 4117284 , 7596473 , 1950032 , 700568646 , 918706270 , 2773400370 , 8901990904
n×2
40786958
n×3
61180437
n×4
81573916
n×5
101967395
n÷2
10196739.5
n÷3
6797826.3333333
n÷3
5098369.75
n÷5
4078695.8
n2
415893985723441
n3
8.4815252640773E+21
n4
1.7296780736093E+29
n5
3.5274153470912E+36
2 √n
4515.9139717227
3 √n
273.21032421914
4 √n
67.200550382587
5 √n
28.966649476892
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
-20393478
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 20393479 can be divided by 8 positive divisors.
The sum of these divisors (counting 20393479) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110010111000000111
3
Ternary
1102101002121001
4
Quaternary
1031302320013
5
Quinary
20210042404
6
Senary
2005034131
8
Octal
115627007
10
Decimal
20393479
12
Duodecimal
69b5947
16
Hexadecimal
1372e07
20
Vigesimal
6793dj
36
Base36
c53pj
md5
9d818f16398da3105ad27b5d8e23840f
sha1
8c8a92577af334daabe574405bd61444107f488d
sha256
6c45f3349fccec0d0b33dcc10131a74cc5dc30d57ab9926eedf67733b4002f98
sha512
271c7bae95bca2a1677158270bfa8e4f06af1644ba48118e73446c1b952b5b353097ac5c754f43f6df665b25ffb07727cc459f8c37a7bc6fd907081a420301af
ripemd-160
ce3e4d1b0d8c802b5db534986fe848a59f3f524e
Diameter
40786958
Circumference
128136007.61508
Area
1.3065694902209E+15
Volume
3.5527329947815E+22
Surface area
5.2262779608838E+15
Circumference
128136007.61508
Perimeter
81573916
Area
415893985723441
Diagonal
28840734.585771
Surface area
2495363914340646
Volume
8.4815252640773E+21
Space diagonal
35322541.771089
Perimeter
61180437
Area
1.8008737845883E+14
Altitude
17661270.885544
Surface area
1.8008737845883E+14
Volume
9.9955733817235E+20
Height
9613578.195257