20216621 is an odd 8-digits composite number following 20216620
and preceding 20216622 . In scientific notation, it is written as 2.0216621 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 19027392 positive integers (up to 20216621) that are relatively prime to 20216621.
20216621 has 4 divisors, whose sum is 21405852
The reverse of 20216621 is 12661202
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred sixteen thousand six hundred twenty-one
Scientific notation
2.0216621 × 10^7
Engineering notation
2.0216621 × 10^6
Prime Factorization
17 × 1189213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20216621
Product of the distinct prime numbers
The prime factorization of 20216621 is 17 × 1189213.
Since it has a total of 2 prime factors.
6 , 6 , 32 , 2 , 904 , 320 , 430 , 9585 , 29431 , 38200 , 721296 , 699594 , 9521427 , 2198774 , 14802813 , 95592832 , 56136948 , 522515654 , 6283201227 , 5353531039
n×2
40433242
n×3
60649863
n×4
80866484
n×5
101083105
n÷2
10108310.5
n÷3
6738873.6666667
n÷3
5054155.25
n÷5
4043324.2
n2
408711764657641
n3
8.2627708443247E+21
n4
1.6704530656956E+29
n5
3.3770916527457E+36
2 √n
4496.2896926244
3 √n
272.41824441892
4 √n
67.054378623803
5 √n
28.91623289116
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
-20216620
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 20216621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20216621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111101100101101
3
Ternary
1102001002222202
4
Quaternary
1031013230231
5
Quinary
20133412441
6
Senary
2001151245
8
Octal
115075455
10
Decimal
20216621
12
Duodecimal
692b525
16
Hexadecimal
1347b2d
20
Vigesimal
6671b1
36
Base36
c1b8t
md5
b39cd9921c80e052f31b00aea16e0b57
sha1
28e87d61761f0d245ef19ec82f3bf0552436cbe9
sha256
672809ea005d2e1191c112910f67718a252b2a6e3f2c1287e2dd129ddf2d1aca
sha512
86183a1000891c4bb9f319b0bf1748743d7e05ec89d2ce32aa322400d31aaf0ac6bbec03ee9ce899c4a517ee7d1d1ba47eeebda1c4b20123e4813fcd603a769b
ripemd-160
04ef51202f6b6acc8ba6337b062a80d08c322e6e
Diameter
40433242
Circumference
127024776.02802
Area
1.2840058772842E+15
Volume
3.4611013577102E+22
Surface area
5.1360235091367E+15
Circumference
127024776.02802
Perimeter
80866484
Area
408711764657641
Diagonal
28590619.603557
Surface area
2452270587945846
Volume
8.2627708443247E+21
Space diagonal
35016214.729364
Perimeter
60649863
Area
1.7697738550954E+14
Altitude
17508107.364682
Surface area
1.7697738550954E+14
Volume
9.7377688256875E+20
Height
9530206.5345189