28778567 is an odd 8-digits composite number following 28778566
and preceding 28778568 . In scientific notation, it is written as 2.8778567 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 28022400 positive integers (up to 28778567) that are relatively prime to 28778567.
28778567 has 8 divisors, whose sum is 29538960
The reverse of 28778567 is 76587782
Previous prime number is 401
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty-eight million seven hundred seventy-eight thousand five hundred sixty-seven
Scientific notation
2.8778567 × 10^7
Engineering notation
2.8778567 × 10^6
Prime Factorization
43 × 401 × 1669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28778567
Product of the distinct prime numbers
The prime factorization of 28778567 is 43 × 401 × 1669.
Since it has a total of 3 prime factors.
1 , 4 , 37 , 76 , 487 , 826 , 1832 , 9068 , 13554 , 73050 , 289661 , 532223 , 3279943 , 6495054 , 59304762 , 68601006 , 985045589 , 52635940 , 732956264 , 7170868789
n×2
57557134
n×3
86335701
n×4
115114268
n×5
143892835
n÷2
14389283.5
n÷3
9592855.6666667
n÷3
7194641.75
n÷5
5755713.4
n2
828205918573489
n3
2.3834579517464E+22
n4
6.8592504356016E+29
n5
1.9739939823074E+37
2 √n
5364.5658724635
3 √n
306.44771561445
4 √n
73.24319676573
5 √n
31.032290560019
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
-28778566
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 28778567 can be divided by 8 positive divisors.
The sum of these divisors (counting 28778567) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101110010000001000111
3
Ternary
2000011002202212
4
Quaternary
1231302001013
5
Quinary
24331403232
6
Senary
2504454035
8
Octal
155620107
10
Decimal
28778567
12
Duodecimal
977a31b
16
Hexadecimal
1b72047
20
Vigesimal
8jh687
36
Base36
h4ton
md5
52adac7ee3c9d1f3e26d57a90541dfde
sha1
dbec3848db5eaa8c4d1246205b560ac9ead8820c
sha256
686264c527e2d10cf9c9377a27fcca5578da209147fed96985ede2a61269d284
sha512
848317a8c999b003c13a9c147290d9b5a4217fd6a1b9537e8f992e468ec60e00a85bad1ad72d5fcc338f75193e7b6fa94f700d797aca48c23c1da148833ff64d
ripemd-160
9092caadc9356ee41ce3fc64c804bee193be6167
Diameter
57557134
Circumference
180821069.33608
Area
2.6018856294501E+15
Volume
9.9838053217954E+22
Surface area
1.04075425178E+16
Circumference
180821069.33608
Perimeter
115114268
Area
828205918573489
Diagonal
40699039.757063
Surface area
4969235511440934
Volume
2.3834579517464E+22
Space diagonal
49845940.213025
Perimeter
86335701
Area
3.5862368252463E+14
Altitude
24922970.106513
Surface area
3.5862368252463E+14
Volume
2.8089321339214E+21
Height
13566346.585688