16721331 is an odd 8-digits composite number following 16721330
and preceding 16721332 . In scientific notation, it is written as 1.6721331 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 9917600 positive integers (up to 16721331) that are relatively prime to 16721331.
16721331 has 16 divisors, whose sum is 24841728
The reverse of 16721331 is 13312761
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
sixteen million seven hundred twenty-one thousand three hundred thirty-one
Scientific notation
1.6721331 × 10^7
Engineering notation
1.6721331 × 10^6
Prime Factorization
3 × 11 × 47 × 10781
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
16721331
Product of the distinct prime numbers
The prime factorization of 16721331 is 3 × 11 × 47 × 10781.
Since it has a total of 4 prime factors.
10 , 3 , 61 , 9 , 647 , 275 , 4870 , 6944 , 34915 , 98550 , 589644 , 383334 , 8925626 , 9515680 , 63678368 , 68169128 , 481492257 , 385357629 , 2831388263 , 9902911082
n×2
33442662
n×3
50163993
n×4
66885324
n×5
83606655
n÷2
8360665.5
n÷3
5573777
n÷3
4180332.75
n÷5
3344266.2
n2
279602910411561
n3
4.6753328135551E+21
n4
7.8177787510615E+28
n5
1.3072366618127E+36
2 √n
4089.1724101583
3 √n
255.7154379976
4 √n
63.946637207584
5 √n
27.839034472005
1 , 3 , 11 , 33 , 47 , 141 , 517 , 1551 , 10781 , 32343 , 118591 , 355773 , 506707 , 1520121 , 5573777 , 16721331
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-16721330
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16721331 can be divided by 16 positive divisors.
The sum of these divisors (counting 16721331) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111111110010010110110011
3
Ternary
1011110112100120
4
Quaternary
333302112303
5
Quinary
13240040311
6
Senary
1354221323
8
Octal
77622663
10
Decimal
16721331
12
Duodecimal
5724843
16
Hexadecimal
ff25b3
20
Vigesimal
54a36b
36
Base36
9ye9f
md5
17fc49fd6c1dde2c49cedc90fa0452ea
sha1
8548fd78e69f9cd2c124bbc04ac9c35bf066d47c
sha256
d0da1de785cb90d830c30661d0a3baef772d2f353f7a5f85abf87f149292c59f
sha512
1bd2261ff6eb223ec1efb4bf665b94e8feebd1cd6580beb005f8a0e19e9c2c860fb684b66a88597b763f60d16aa16b17e87077f5c18d6d9282a8c683c06d9afb
ripemd-160
fe4e8835d4a3de0cecf8a4c8806e0c072c005a18
Diameter
33442662
Circumference
105063221.25569
Area
8.7839844927129E+14
Volume
1.9583988293536E+22
Surface area
3.5135937970851E+15
Circumference
105063221.25569
Perimeter
66885324
Area
279602910411561
Diagonal
23647533.08113
Surface area
1677617462469366
Volume
4.6753328135551E+21
Space diagonal
28962194.862177
Perimeter
50163993
Area
1.2107161169424E+14
Altitude
14481097.431088
Surface area
1.2107161169424E+14
Volume
5.5099325612813E+20
Height
7882511.0270432