28672642 is an even 8-digits composite number following 28672641
and preceding 28672643 . In scientific notation, it is written as 2.8672642 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 13393728 positive integers (up to 28672642) that are relatively prime to 28672642.
28672642 has 16 divisors, whose sum is 45874080
The reverse of 28672642 is 24627682
Previous prime number is 139
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million six hundred seventy-two thousand six hundred forty-two
Scientific notation
2.8672642 × 10^7
Engineering notation
2.8672642 × 10^6
Prime Factorization
2 × 17 × 139 × 6067
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28672642
Product of the distinct prime numbers
The prime factorization of 28672642 is 2 × 17 × 139 × 6067.
Since it has a total of 4 prime factors.
7 , 1 , 8 , 75 , 638 , 563 , 2357 , 8741 , 62912 , 51470 , 965871 , 196202 , 761294 , 3172840 , 1729675 , 45469763 , 611586133 , 3882828 , 8962359073 , 8810162670
n×2
57345284
n×3
86017926
n×4
114690568
n×5
143363210
n÷2
14336321
n÷3
9557547.3333333
n÷3
7168160.5
n÷5
5734528.4
n2
822120399260164
n3
2.3572363888884E+22
n4
6.7588195087969E+29
n5
1.9379321211835E+37
2 √n
5354.6841176674
3 √n
306.07127364212
4 √n
73.175707155226
5 √n
31.00941280099
1 , 2 , 17 , 34 , 139 , 278 , 2363 , 4726 , 6067 , 12134 , 103139 , 206278 , 843313 , 1686626 , 14336321 , 28672642
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28672641
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28672642 can be divided by 16 positive divisors.
The sum of these divisors (counting 28672642) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101101011000001010000010
3
Ternary
1222221201110201
4
Quaternary
1231120022002
5
Quinary
24320011032
6
Senary
2502315414
8
Octal
155301202
10
Decimal
28672642
12
Duodecimal
9728b6a
16
Hexadecimal
1b58282
20
Vigesimal
8j41c2
36
Base36
h2jya
md5
27c986d945ec9a7e1eedf62bdb892bb6
sha1
881d497b07a7c465d1984a9555d71e96bee72538
sha256
b9d32319ef993c69ed87648fbae88c619c245ef3c83b3547f2f85aeb584abaf5
sha512
ee6171c1417c50676bfd25b9489a56b700d0e5fa9b5fd4b4821cd11735ce4de2ebf2b41bbb983dc127eb5216177758baacc0148541e934417d3d277f67fbf34a
ripemd-160
22a2b18dc3f40741ff5ced3bbb20a9515098e052
Diameter
57345284
Circumference
180155522.93242
Area
2.582767406682E+15
Volume
9.8739686961417E+22
Surface area
1.0331069626728E+16
Circumference
180155522.93242
Perimeter
114690568
Area
822120399260164
Diagonal
40549239.185468
Surface area
4932722395560984
Volume
2.3572363888884E+22
Space diagonal
49662472.731233
Perimeter
86017926
Area
3.5598857536435E+14
Altitude
24831236.365617
Surface area
3.5598857536435E+14
Volume
2.7780297257378E+21
Height
13516413.061823