16506987 is an odd 8-digits composite number following 16506986
and preceding 16506988 . In scientific notation, it is written as 1.6506987 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 9432552 positive integers (up to 16506987) that are relatively prime to 16506987.
16506987 has 4 divisors, whose sum is 17293056
The reverse of 16506987 is 78960561
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixteen million five hundred six thousand nine hundred eighty-seven
Scientific notation
1.6506987 × 10^7
Engineering notation
1.6506987 × 10^6
Prime Factorization
21 × 786047
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16506987
Product of the distinct prime numbers
The prime factorization of 16506987 is 21 × 786047.
Since it has a total of 2 prime factors.
6 , 10 , 59 , 68 , 410 , 418 , 6852 , 4210 , 7861 , 92745 , 248128 , 885229 , 7835123 , 1062849 , 63804025 , 46855776 , 144674395 , 705688466 , 6631997556 , 4266091977
n×2
33013974
n×3
49520961
n×4
66027948
n×5
82534935
n÷2
8253493.5
n÷3
5502329
n÷3
4126746.75
n÷5
3301397.4
n2
272480619818169
n3
4.4978340490905E+21
n4
7.4245688176494E+28
n5
1.2255726095354E+36
2 √n
4062.8791515377
3 √n
254.61809807075
4 √n
63.740718159884
5 √n
27.767294207429
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
-16506986
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 16506987 can be divided by 4 positive divisors.
The sum of these divisors (counting 16506987) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110111110000001101011
3
Ternary
1011001122022220
4
Quaternary
332332001223
5
Quinary
13211210422
6
Senary
1345445123
8
Octal
76760153
10
Decimal
16506987
12
Duodecimal
56407a3
16
Hexadecimal
fbe06b
20
Vigesimal
533797
36
Base36
9tsvf
md5
d341981d92ed54e51b8f48ba4d53e55c
sha1
a97191bef61b474e478025bd90d6cd977dd121eb
sha256
2db0a1ff4bf0c4d3da069532fc00262340c481e6f3226e5f8b0ff5322128e502
sha512
0d900b7dec48ae68e3dbe8be5321004a812235295cbc4d96ac7b3d3166fcb9cc1630610478945e4c73caf19f670a0208dd22dfa1f9e1546f4c9d8f5171e95010
ripemd-160
afeb2406369e9d9ef46807eabef43b022402787f
Diameter
33013974
Circumference
103716458.1842
Area
8.5602311346635E+14
Volume
1.8840483207585E+22
Surface area
3.4240924538654E+15
Circumference
103716458.1842
Perimeter
66027948
Area
272480619818169
Diagonal
23344404.889316
Surface area
1634883718909014
Volume
4.4978340490905E+21
Space diagonal
28590940.163879
Perimeter
49520961
Area
1.1798756940073E+14
Altitude
14295470.081939
Surface area
1.1798756940073E+14
Volume
5.3007482612727E+20
Height
7781468.2964388