20215663 is an odd 8-digits composite number following 20215662
and preceding 20215664 . In scientific notation, it is written as 2.0215663 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 18660600 positive integers (up to 20215663) that are relatively prime to 20215663.
20215663 has 4 divisors, whose sum is 21770728
The reverse of 20215663 is 36651202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred fifteen thousand six hundred sixty-three
Scientific notation
2.0215663 × 10^7
Engineering notation
2.0215663 × 10^6
Prime Factorization
13 × 1555051
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20215663
Product of the distinct prime numbers
The prime factorization of 20215663 is 13 × 1555051.
Since it has a total of 2 prime factors.
2 , 9 , 38 , 34 , 372 , 920 , 6630 , 7025 , 61089 , 31444 , 703006 , 413351 , 7189834 , 7969032 , 67402058 , 48008264 , 123054645 , 758917978 , 8664516254 , 946592161
n×2
40431326
n×3
60646989
n×4
80862652
n×5
101078315
n÷2
10107831.5
n÷3
6738554.3333333
n÷3
5053915.75
n÷5
4043132.6
n2
408673030529569
n3
8.2615962623745E+21
n4
1.6701364588222E+29
n5
3.3762915815563E+36
2 √n
4496.1831590806
3 √n
272.41394134571
4 √n
67.053584237389
5 √n
28.915958836696
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
-20215662
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 20215663 can be divided by 4 positive divisors.
The sum of these divisors (counting 20215663) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111011101101111
3
Ternary
1102001001200021
4
Quaternary
1031013131233
5
Quinary
20133400123
6
Senary
2001143011
8
Octal
115073557
10
Decimal
20215663
12
Duodecimal
692aa67
16
Hexadecimal
134776f
20
Vigesimal
666j33
36
Base36
c1ai7
md5
a0dacdb2047f99a59548ceae6c3452c5
sha1
6b9f366752a42455adb65a1af86db3353b49763f
sha256
7ab597b896924f6c25be2e781c0e0e5b31bb1b144ba69d07b01bd986d1523901
sha512
03599fa5c83c20c1c3e1a6c8d44519bbe0afae6deb38c96e020d828a0280462e9fc138a1b05657324de3ab60058c451028a8bec248fcee91ad65a252d8add330
ripemd-160
b248c9cbf4c7ae6cb41ff8f0d6b67a1a7aa2070d
Diameter
40431326
Circumference
127018756.73649
Area
1.283884190432E+15
Volume
3.4606093499734E+22
Surface area
5.1355367617279E+15
Circumference
127018756.73649
Perimeter
80862652
Area
408673030529569
Diagonal
28589264.786964
Surface area
2452038183177414
Volume
8.2615962623745E+21
Space diagonal
35014555.42469
Perimeter
60646989
Area
1.7696061314009E+14
Altitude
17507277.712345
Surface area
1.7696061314009E+14
Volume
9.7363845675841E+20
Height
9529754.928988