16721641 is an odd 8-digits prime number following 16721640
and preceding 16721642 . In scientific notation, it is written as 1.6721641 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 16721640 positive integers (up to 16721641) that are relatively prime to 16721641.
16721641 has 2 divisors, whose sum is 16721642
The reverse of 16721641 is 14612761
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
sixteen million seven hundred twenty-one thousand six hundred forty-one
Scientific notation
1.6721641 × 10^7
Engineering notation
1.6721641 × 10^6
Prime Factorization
16721641
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
16721641
Product of the distinct prime numbers
The prime factorization of 16721641 is 16721641.
Since it has a total of 1 prime factors.
4 , 6 , 9 , 16 , 818 , 938 , 7564 , 7202 , 10946 , 93477 , 909133 , 107342 , 7007616 , 7538815 , 94363436 , 77926996 , 404535241 , 160910561 , 6092593432 , 5575748703
n×2
33443282
n×3
50164923
n×4
66886564
n×5
83608205
n÷2
8360820.5
n÷3
5573880.3333333
n÷3
4180410.25
n÷5
3344328.2
n2
279613277732881
n3
4.6755928490825E+21
n4
7.8183585084525E+28
n5
1.3073578418764E+36
2 √n
4089.210314963
3 √n
255.71701824055
4 √n
63.946933585302
5 √n
27.839137693891
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
16721642
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
8360821
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4089.210437236
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998803945
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16721641 can be divided by 2 positive divisors.
The sum of these divisors (counting 16721641) is 16721642, the average is 8360821.
Base
System
Value
2
Binary
111111110010011011101001
3
Ternary
1011110112210001
4
Quaternary
333302123221
5
Quinary
13240043031
6
Senary
1354223001
8
Octal
77623351
10
Decimal
16721641
12
Duodecimal
5724a61
16
Hexadecimal
ff26e9
20
Vigesimal
54a421
36
Base36
9yei1
md5
bf6bfd74a01021cc2a3199b3ab491db3
sha1
fe9eeea2ad1f061fd2013077bf52c3e368b41985
sha256
82f2c59b34d8fdbb4501de67ed0db04d53bc34b31ca5b3fd8b861b49cc9c52c5
sha512
7a9756a7ab61ffc83b39ab43dbdd89fa6d32b89aaf98053a0bbf353416376c4b256ac8142ae983daf5bb39d602557777e2788ecf92e57d7010879a11f189579f
ripemd-160
8f73f59f91f393ee7d864abe1c118a3863f97906
Diameter
33443282
Circumference
105065169.04313
Area
8.7843101917178E+14
Volume
1.9585077527806E+22
Surface area
3.5137240766871E+15
Circumference
105065169.04313
Perimeter
66886564
Area
279613277732881
Diagonal
23647971.487334
Surface area
1677679666397286
Volume
4.6755928490825E+21
Space diagonal
28962731.797927
Perimeter
50164923
Area
1.2107610087605E+14
Altitude
14481365.898963
Surface area
1.2107610087605E+14
Volume
5.5102390160893E+20
Height
7882657.1624447