20215399 is an odd 8-digits composite number following 20215398
and preceding 20215400 . In scientific notation, it is written as 2.0215399 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20110464 positive integers (up to 20215399) that are relatively prime to 20215399.
20215399 has 4 divisors, whose sum is 20320336
The reverse of 20215399 is 99351202
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred fifteen thousand three hundred ninety-nine
Scientific notation
2.0215399 × 10^7
Engineering notation
2.0215399 × 10^6
Prime Factorization
193 × 104743
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20215399
Product of the distinct prime numbers
The prime factorization of 20215399 is 193 × 104743.
Since it has a total of 2 prime factors.
6 , 5 , 19 , 92 , 13 , 758 , 5804 , 5686 , 433 , 69742 , 452513 , 156711 , 3347527 , 5105612 , 6107484 , 72762051 , 900491119 , 154545314 , 1312666903 , 1476947231
n×2
40430798
n×3
60646197
n×4
80861596
n×5
101076995
n÷2
10107699.5
n÷3
6738466.3333333
n÷3
5053849.75
n÷5
4043079.8
n2
408662356729201
n3
8.2612725975611E+21
n4
1.6700492180746E+29
n5
3.3760711293017E+36
2 √n
4496.1538007501
3 √n
272.41275550624
4 √n
67.053365320095
5 √n
28.915883312554
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20215398
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20215399 can be divided by 4 positive divisors.
The sum of these divisors (counting 20215399) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111011001100111
3
Ternary
1102001001022111
4
Quaternary
1031013121213
5
Quinary
20133343044
6
Senary
2001141451
8
Octal
115073147
10
Decimal
20215399
12
Duodecimal
692a887
16
Hexadecimal
1347667
20
Vigesimal
666i9j
36
Base36
c1aav
md5
040fdb211b03d3660441b148b37d89ad
sha1
edf37c76e3daafa324acdd14387807e96753dec1
sha256
06899946c45c78f563425c9fd727dc6d2163e17fa3a1d8fb9c21e9c07a3403a1
sha512
c244484b387fba4e7f272ef5e28ceeced5cee80d9f2649881ff1788725af758790b38646503fae258d8e91e4596c8d6b1aef95fd027b36b2cf80fc105828e06b
ripemd-160
8d6ba79704f55c8b094f38ef6e13a4685e62d80d
Diameter
40430798
Circumference
127017097.97557
Area
1.2838506576991E+15
Volume
3.4604737735734E+22
Surface area
5.1354026307966E+15
Circumference
127017097.97557
Perimeter
80861596
Area
408662356729201
Diagonal
28588891.434584
Surface area
2451974140375206
Volume
8.2612725975611E+21
Space diagonal
35014098.163277
Perimeter
60646197
Area
1.7695599124895E+14
Altitude
17507049.081639
Surface area
1.7695599124895E+14
Volume
9.7360031249435E+20
Height
9529630.4781945