20221481 is an odd 8-digits composite number following 20221480
and preceding 20221482 . In scientific notation, it is written as 2.0221481 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 16929360 positive integers (up to 20221481) that are relatively prime to 20221481.
20221481 has 8 divisors, whose sum is 23648064
The reverse of 20221481 is 18412202
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred twenty-one thousand four hundred eighty-one
Scientific notation
2.0221481 × 10^7
Engineering notation
2.0221481 × 10^6
Prime Factorization
7 × 43 × 67181
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20221481
Product of the distinct prime numbers
The prime factorization of 20221481 is 7 × 43 × 67181.
Since it has a total of 3 prime factors.
4 , 9 , 27 , 48 , 206 , 694 , 7919 , 8706 , 60436 , 41952 , 606943 , 675487 , 5261268 , 2457566 , 86481679 , 5863056 , 600916901 , 318771308 , 5623162929 , 7029943118
n×2
40442962
n×3
60664443
n×4
80885924
n×5
101107405
n÷2
10110740.5
n÷3
6740493.6666667
n÷3
5055370.25
n÷5
4044296.2
n2
408908293833361
n3
8.2687312944937E+21
n4
1.6720599276571E+29
n5
3.3811528057979E+36
2 √n
4496.8301057523
3 √n
272.44007211193
4 √n
67.058408165958
5 √n
28.917623028319
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
-20221480
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 20221481 can be divided by 8 positive divisors.
The sum of these divisors (counting 20221481) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001000111000101001
3
Ternary
1102001100122202
4
Quaternary
1031020320221
5
Quinary
20134041411
6
Senary
2001225545
8
Octal
115107051
10
Decimal
20221481
12
Duodecimal
69322b5
16
Hexadecimal
1348e29
20
Vigesimal
667de1
36
Base36
c1ezt
md5
c9ee2dccdcf1d16badac35e0532868fa
sha1
1627f63bd8203e51c6e8045ad09fd8fb968ca4b7
sha256
5602752dee048ea84ed80c81bf52b2e10f475c6a2da2b1913dfa36ce8871ed28
sha512
6debc5cf041ad4dd9d70fb90e424d016383f5f982f4421966027c55bec90ff5f1549877bd428bab22786152da72f888ba2939004965c47e302692c9b90d479c8
ripemd-160
e9ab54a2c6de685c0292c2a5cb823766e8da647d
Diameter
40442962
Circumference
127055312.30861
Area
1.2846232918988E+15
Volume
3.4635980652386E+22
Surface area
5.1384931675953E+15
Circumference
127055312.30861
Perimeter
80885924
Area
408908293833361
Diagonal
28597492.68147
Surface area
2453449763000166
Volume
8.2687312944937E+21
Space diagonal
35024632.496289
Perimeter
60664443
Area
1.7706248513892E+14
Altitude
17512316.248144
Surface area
1.7706248513892E+14
Volume
9.7447932835766E+20
Height
9532497.56049