16921490 is an even 8-digits composite number following 16921489
and preceding 16921491 . In scientific notation, it is written as 1.6921490 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 6768592 positive integers (up to 16921490) that are relatively prime to 16921490.
16921490 has 8 divisors, whose sum is 30458700
The reverse of 16921490 is 09412961
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
sixteen million nine hundred twenty-one thousand four hundred ninety
Scientific notation
1.6921490 × 10^7
Engineering notation
1.6921490 × 10^6
Prime Factorization
2 × 5 × 1692149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
16921490
Product of the distinct prime numbers
The prime factorization of 16921490 is 2 × 5 × 1692149.
Since it has a total of 3 prime factors.
4 , 2 , 39 , 66 , 430 , 587 , 8703 , 2687 , 86644 , 64676 , 219050 , 701648 , 6321127 , 8653493 , 79696569 , 12442462 , 142857525 , 988856957 , 5055788137 , 6367863352
n×2
33842980
n×3
50764470
n×4
67685960
n×5
84607450
n÷2
8460745
n÷3
5640496.6666667
n÷3
4230372.5
n÷5
3384298
n2
286336823820100
n3
4.8452457009036E+21
n4
8.1988776675383E+28
n5
1.3873722646247E+36
2 √n
4113.5738719513
3 √n
256.73172204514
4 √n
64.137148922845
5 √n
27.905365828738
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
-16921489
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 16921490 can be divided by 8 positive divisors.
The sum of these divisors (counting 16921490) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000000100011001110010010
3
Ternary
1011211200220212
4
Quaternary
1000203032102
5
Quinary
13312441430
6
Senary
1402404122
8
Octal
100431622
10
Decimal
16921490
12
Duodecimal
5800642
16
Hexadecimal
1023392
20
Vigesimal
55f3ea
36
Base36
a2ope
md5
37d7ed0ab9a4f6c340dd48f10814088a
sha1
46b7a1239b8b381d28f2c79c275b6ac6891b7b44
sha256
60f3f34295adb6fd14c27eea7dd71b08a70167dc09c56fab62a1c65fdb5c7423
sha512
656e6f3d92c70aa6730776aa59fe7cc583407ec11b3f33f31ec0573dc123469648bcbf9dd7841ecaa36d4fe1d5e5115877f58d120e32c1a1841b836526d13e0e
ripemd-160
d4278617a95cc0dadf2a19ee2d1fd5dc69ed7e45
Diameter
33842980
Circumference
106320857.34359
Area
8.9955366216546E+14
Volume
2.0295717731728E+22
Surface area
3.5982146486618E+15
Circumference
106320857.34359
Perimeter
67685960
Area
286336823820100
Diagonal
23930600.653561
Surface area
1718020942920600
Volume
4.8452457009036E+21
Space diagonal
29308880.419769
Perimeter
50764470
Area
1.2398748173358E+14
Altitude
14654440.209884
Surface area
1.2398748173358E+14
Volume
5.7101768193732E+20
Height
7976866.8845202