28991606 is an even 8-digits composite number following 28991605
and preceding 28991607 . In scientific notation, it is written as 2.8991606 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 11770920 positive integers (up to 28991606) that are relatively prime to 28991606.
28991606 has 8 divisors, whose sum is 43814784
The reverse of 28991606 is 60619982
Previous prime number is 133
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-eight million nine hundred ninety-one thousand six hundred six
Scientific notation
2.8991606 × 10^7
Engineering notation
2.8991606 × 10^6
Prime Factorization
2 × 133 × 108991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28991606
Product of the distinct prime numbers
The prime factorization of 28991606 is 2 × 133 × 108991.
Since it has a total of 3 prime factors.
9 , 3 , 52 , 6 , 550 , 549 , 987 , 3795 , 24863 , 32766 , 410854 , 793580 , 4353929 , 7415916 , 56667284 , 79839839 , 801414689 , 494205104 , 5562805635 , 3942874320
n×2
57983212
n×3
86974818
n×4
115966424
n×5
144958030
n÷2
14495803
n÷3
9663868.6666667
n÷3
7247901.5
n÷5
5798321.2
n2
840513218459236
n3
2.4367828067362E+22
n4
7.064624704047E+29
n5
2.048148159576E+37
2 √n
5384.3853873957
3 √n
307.20203714786
4 √n
73.378371386913
5 √n
31.078099642157
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
-28991605
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 28991606 can be divided by 8 positive divisors.
The sum of these divisors (counting 28991606) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100110000001110110
3
Ternary
2000112221000012
4
Quaternary
1232212001312
5
Quinary
24410212411
6
Senary
2513220222
8
Octal
156460166
10
Decimal
28991606
12
Duodecimal
9861672
16
Hexadecimal
1ba6076
20
Vigesimal
913j06
36
Base36
h9e2e
md5
c971f9c6b16fb21ac831428e1c77c920
sha1
dc51dbd7d3a9a4d9cbf7a7e167ff6efe857295e7
sha256
6ce8406bd4d9a73e9ef85409124c42f3e2838fb3c7dcd811a9efc28960246619
sha512
52b70807d4000a600cd2738f10696f51d974befc992249a5f526cb14ee02c5df9c00722c1c70082bad71fa0e1b69c74e6cd49f425c44066b64f140ddfea634f4
ripemd-160
92e9e37523d6274e70d4ffd4a2916d4fb2204191
Diameter
57983212
Circumference
182159632.85074
Area
2.6405501523566E+15
Volume
1.0207171952049E+23
Surface area
1.0562200609427E+16
Circumference
182159632.85074
Perimeter
115966424
Area
840513218459236
Diagonal
41000322.400177
Surface area
5043079310755416
Volume
2.4367828067362E+22
Space diagonal
50214934.585019
Perimeter
86974818
Area
3.6395289970116E+14
Altitude
25107467.292509
Surface area
3.6395289970116E+14
Volume
2.8717760782033E+21
Height
13666774.133392