28167979 is an odd 8-digits composite number following 28167978
and preceding 28167980 . In scientific notation, it is written as 2.8167979 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 24143976 positive integers (up to 28167979) that are relatively prime to 28167979.
28167979 has 4 divisors, whose sum is 32191984
The reverse of 28167979 is 97976182
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-eight million one hundred sixty-seven thousand nine hundred seventy-nine
Scientific notation
2.8167979 × 10^7
Engineering notation
2.8167979 × 10^6
Prime Factorization
7 × 4023997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28167979
Product of the distinct prime numbers
The prime factorization of 28167979 is 7 × 4023997.
Since it has a total of 2 prime factors.
4 , 10 , 9 , 41 , 713 , 979 , 4986 , 5049 , 78969 , 79167 , 961315 , 507517 , 9854601 , 6831101 , 23952871 , 94217890 , 279347459 , 97617454 , 4202216859 , 8724199168
n×2
56335958
n×3
84503937
n×4
112671916
n×5
140839895
n÷2
14083989.5
n÷3
9389326.3333333
n÷3
7041994.75
n÷5
5633595.8
n2
793435040944441
n3
2.2349461571187E+22
n4
6.2953916419851E+29
n5
1.7732845956821E+37
2 √n
5307.3514110147
3 √n
304.26492876642
4 √n
72.851571095034
5 √n
30.899477638503
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
-28167978
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 28167979 can be divided by 4 positive divisors.
The sum of these divisors (counting 28167979) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011011100111100101011
3
Ternary
1222000002012111
4
Quaternary
1223130330223
5
Quinary
24202333404
6
Senary
2443423151
8
Octal
153347453
10
Decimal
28167979
12
Duodecimal
9524ab7
16
Hexadecimal
1adcf2b
20
Vigesimal
8g0jij
36
Base36
grqjv
md5
c5dede7882f5237a7a4ce97d21d6104c
sha1
049815a29af32c4cca3ad9c865fbe45a098d54a3
sha256
91d202e530aedfb34b538b4dced514ad100770e2fb96e046c2edb963c66f5cc4
sha512
9361c58db6a8c54e56b288a30e3e03ff9e28a6cedcec5de1bc21b20ab86fb781ee025d9768e8209deb9bcc653171646f536caabeb07c6326b544e998efd1ed5a
ripemd-160
4428c5f73c5a9f52f666208f54a28edee127628c
Diameter
56335958
Circumference
176984631.78574
Area
2.4926496957318E+15
Volume
9.3617205711639E+22
Surface area
9.9705987829271E+15
Circumference
176984631.78574
Perimeter
112671916
Area
793435040944441
Diagonal
39835537.926441
Surface area
4760610245666646
Volume
2.2349461571187E+22
Space diagonal
48788370.774533
Perimeter
84503937
Area
3.4356745085532E+14
Altitude
24394185.387267
Surface area
3.4356745085532E+14
Volume
2.6339093054758E+21
Height
13278512.642147