28163631 is an odd 8-digits composite number following 28163630
and preceding 28163632 . In scientific notation, it is written as 2.8163631 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 18775752 positive integers (up to 28163631) that are relatively prime to 28163631.
28163631 has 4 divisors, whose sum is 37551512
The reverse of 28163631 is 13636182
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-eight million one hundred sixty-three thousand six hundred thirty-one
Scientific notation
2.8163631 × 10^7
Engineering notation
2.8163631 × 10^6
Prime Factorization
3 × 9387877
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28163631
Product of the distinct prime numbers
The prime factorization of 28163631 is 3 × 9387877.
Since it has a total of 2 prime factors.
2 , 5 , 61 , 98 , 239 , 500 , 7287 , 1612 , 18587 , 6191 , 820540 , 726701 , 667896 , 524901 , 41421664 , 68224070 , 325690546 , 389792071 , 7695572218 , 4481348441
n×2
56327262
n×3
84490893
n×4
112654524
n×5
140818155
n÷2
14081815.5
n÷3
9387877
n÷3
7040907.75
n÷5
5632726.2
n2
793190111104161
n3
2.2339113601987E+22
n4
6.2915055235343E+29
n5
1.7719163999928E+37
2 √n
5306.9417746947
3 √n
304.24927254929
4 √n
72.84875959613
5 √n
30.898523652951
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
-28163630
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 28163631 can be divided by 4 positive divisors.
The sum of these divisors (counting 28163631) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011011011111000101111
3
Ternary
1221222212020110
4
Quaternary
1223123320233
5
Quinary
24202214011
6
Senary
2443351103
8
Octal
153337057
10
Decimal
28163631
12
Duodecimal
9522493
16
Hexadecimal
1adbe2f
20
Vigesimal
8g091b
36
Base36
grn73
md5
3217b206a4db6dfe7a244c218558e996
sha1
010e9217cd7d45e7dd1b8ebeb5aa01e3a5030e65
sha256
97f030c9122047c8ce74a39bac54d114d6bca6042d56cdcbf4c8ac082b213cb2
sha512
fd66b783ac616a83dc39bdd67a2a77959be431de73749d0e17b63038a23c8e998dd3dc55c950c59e9177b1c421b77a62f395091e512cf49eec659bbc75262a71
ripemd-160
88e138abc4205df00abec4866598b174eb5a395a
Diameter
56327262
Circumference
176957312.49603
Area
2.4918802259449E+15
Volume
9.3573860239612E+22
Surface area
9.9675209037796E+15
Circumference
176957312.49603
Perimeter
112654524
Area
793190111104161
Diagonal
39829388.925871
Surface area
4759140666624966
Volume
2.2339113601987E+22
Space diagonal
48780839.817622
Perimeter
84490893
Area
3.434613931234E+14
Altitude
24390419.908811
Surface area
3.434613931234E+14
Volume
2.6326897856102E+21
Height
13276462.97529