16387621 is an odd 8-digits prime number following 16387620
and preceding 16387622 . In scientific notation, it is written as 1.6387621 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 16387620 positive integers (up to 16387621) that are relatively prime to 16387621.
16387621 has 2 divisors, whose sum is 16387622
The reverse of 16387621 is 12678361
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixteen million three hundred eighty-seven thousand six hundred twenty-one
Scientific notation
1.6387621 × 10^7
Engineering notation
1.6387621 × 10^6
Prime Factorization
16387621
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
16387621
Product of the distinct prime numbers
The prime factorization of 16387621 is 16387621.
Since it has a total of 1 prime factors.
8 , 7 , 12 , 10 , 176 , 751 , 3635 , 5144 , 66729 , 56141 , 784403 , 873135 , 4452108 , 6415238 , 47783091 , 64804216 , 332086486 , 670266988 , 6999685065 , 975822123
n×2
32775242
n×3
49162863
n×4
65550484
n×5
81938105
n÷2
8193810.5
n÷3
5462540.3333333
n÷3
4096905.25
n÷5
3277524.2
n2
268554122039641
n3
4.4009631699734E+21
n4
7.2121316464482E+28
n5
1.181896800241E+36
2 √n
4048.1626696564
3 √n
254.00287780648
4 √n
63.625173238715
5 √n
27.727019143991
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
16387622
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
8193811
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4048.1627931693
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998779567
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16387621 can be divided by 2 positive divisors.
The sum of these divisors (counting 16387621) is 16387622, the average is 8193811.
Base
System
Value
2
Binary
111110100000111000100101
3
Ternary
1010211120120221
4
Quaternary
332200320211
5
Quinary
13143400441
6
Senary
1343124341
8
Octal
76407045
10
Decimal
16387621
12
Duodecimal
55a36b1
16
Hexadecimal
fa0e25
20
Vigesimal
528911
36
Base36
9r8rp
md5
c78fb554054a6dadddb43739308b786a
sha1
46d1b6621b7839c019fbbcc92ce64c1f1b0be73f
sha256
6744bc3c8f40a37b1ed2cf1f93633317814f83a27adf6b7618ac49dbdb2af529
sha512
ac26d376bca2e9d1d9f77a8edf8704f12c95c19fe3c1b7e92f736edc19f690296e4e682712f773980e4862be88ab0e2a2861abf59714b48756a6ee3ee637198b
ripemd-160
71e234881401e9c182b12a87381c535723cd22e5
Diameter
32775242
Circumference
102966459.48683
Area
8.4368765689099E+14
Volume
1.843471141801E+22
Surface area
3.374750627564E+15
Circumference
102966459.48683
Perimeter
65550484
Area
268554122039641
Diagonal
23175595.87323
Surface area
1611324732237846
Volume
4.4009631699734E+21
Space diagonal
28384192.187183
Perimeter
49162863
Area
1.1628734598868E+14
Altitude
14192096.093591
Surface area
1.1628734598868E+14
Volume
5.1865848354007E+20
Height
7725198.62441