20221961 is an odd 8-digits composite number following 20221960
and preceding 20221962 . In scientific notation, it is written as 2.0221961 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 19418112 positive integers (up to 20221961) that are relatively prime to 20221961.
20221961 has 8 divisors, whose sum is 21033480
The reverse of 20221961 is 16912202
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million two hundred twenty-one thousand nine hundred sixty-one
Scientific notation
2.0221961 × 10^7
Engineering notation
2.0221961 × 10^6
Prime Factorization
3613 × 29 × 193
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20221961
Product of the distinct prime numbers
The prime factorization of 20221961 is 3613 × 29 × 193.
Since it has a total of 3 prime factors.
8 , 4 , 80 , 23 , 991 , 271 , 6914 , 4192 , 37680 , 46637 , 799288 , 543732 , 5014488 , 1613229 , 85388639 , 97679132 , 844125058 , 953143667 , 1183624180 , 5630810910
n×2
40443922
n×3
60665883
n×4
80887844
n×5
101109805
n÷2
10110980.5
n÷3
6740653.6666667
n÷3
5055490.25
n÷5
4044392.2
n2
408927706685521
n3
8.269320136414E+21
n4
1.6722186929508E+29
n5
3.3815541192322E+36
2 √n
4496.8834763645
3 √n
272.44222774369
4 √n
67.058806106018
5 √n
28.917760311312
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
-20221960
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 20221961 can be divided by 8 positive divisors.
The sum of these divisors (counting 20221961) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001001000000001001
3
Ternary
1102001101022112
4
Quaternary
1031021000021
5
Quinary
20134100321
6
Senary
2001232105
8
Octal
115110011
10
Decimal
20221961
12
Duodecimal
6932635
16
Hexadecimal
1349009
20
Vigesimal
667ei1
36
Base36
c1fd5
md5
8fdda978b9b1ff07ef0e4f20bf8e81b7
sha1
b42147a7dccc9492ac039a9ab27f849618e791d8
sha256
308246a6cd06bdc378f15f464e89a0290cb66fb9da5ed5bc9d3e30896437abf0
sha512
a999ee74937c1ebc63c57a21de63add68e0f762229b13f1f5e0f045d63d407e5a63bc4434172d28fdb153e96b5b3fe48842d2d6149834ead0c4198b4c9b0321a
ripemd-160
876e7626588339cb85a6b8b55a9386f70bc8f54f
Diameter
40443922
Circumference
127058328.23756
Area
1.2846842791726E+15
Volume
3.4638447187654E+22
Surface area
5.1387371166902E+15
Circumference
127058328.23756
Perimeter
80887844
Area
408927706685521
Diagonal
28598171.50398
Surface area
2453566240113126
Volume
8.269320136414E+21
Space diagonal
35025463.880676
Perimeter
60665883
Area
1.7707089115049E+14
Altitude
17512731.940338
Surface area
1.7707089115049E+14
Volume
9.7454872404347E+20
Height
9532723.8346599