28778837 is an odd 8-digits prime number following 28778836
and preceding 28778838 . In scientific notation, it is written as 2.8778837 × 10^7.
The sum of its digits is 50. It has a total of 1 prime factors and 2 positive divisors.
There are 28778836 positive integers (up to 28778837) that are relatively prime to 28778837.
28778837 has 2 divisors, whose sum is 28778838
The reverse of 28778837 is 73887782
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 50 Digital Root 5
Name
twenty-eight million seven hundred seventy-eight thousand eight hundred thirty-seven
Scientific notation
2.8778837 × 10^7
Engineering notation
2.8778837 × 10^6
Prime Factorization
28778837
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28778837 Product of the distinct prime numbers
The prime factorization of 28778837 is 28778837.
Since it has a total of 1 prime factors.
7 , 4 , 62 , 50 , 255 , 374 , 8687 , 4468 , 88470 , 18134 , 680335 , 602494 , 8010386 , 9114940 , 16526617 , 70665178 , 65362916 , 81134769 , 6749382199 , 7362988236
n×2
57557674
n×3
86336511
n×4
115115348
n×5
143894185
n÷2
14389418.5
n÷3
9592945.6666667
n÷3
7194709.25
n÷5
5755767.4
n2
828221459072569
n3
2.3835250370552E+22
n4
6.859507852683E+29
n5
1.9740865839258E+37
2 √n5364.5910375349
3 √n306.44867397378
4 √n73.243368556716
5 √n31.032348788679
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28778838 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14389419 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5364.5911307387 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999305045 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28778837 can be divided by 2 positive divisors.
The sum of these divisors (counting 28778837) is 28778838, the average is 14389419.
Base
System
Value
2
Binary
1101101110010000101010101
3
Ternary
2000011010010212
4
Quaternary
1231302011111
5
Quinary
24331410322
6
Senary
2504455205
8
Octal
155620525
10
Decimal
28778837
12
Duodecimal
977a505
16
Hexadecimal
1b72155
20
Vigesimal
8jh71h
36
Base36
h4tw5
md5
f2bff7c50b4296ec7ff4f65b8aa60438
sha1
173c6070ef81b30d825e94c2bf3ed413385efd67
sha256
7568325b0dce259c4167bc19e438f4f5594d2daebcd83facc116635d924226fe
sha512
b1eddad98a6baf24a0aea6b57ac52ed5bde8dc78ce6428c30fd0d171fc77a4fe5ab84fb7fcc0824789c132d96220697eecc3410be935cbbddce8b6a5c108d6c6
ripemd-160
4ecf3286ab3ee3a6b512b4c2fc8bb17683a92a19
Diameter
57557674
Circumference
180822765.79612
Area
2.6019344513678E+15
Volume
9.9840863280798E+22
Surface area
1.0407737805471E+16
Circumference
180822765.79612
Perimeter
115115348
Area
828221459072569
Diagonal
40699421.594725
Surface area
4969328754435414
Volume
2.3835250370552E+22
Space diagonal
49846407.866743
Perimeter
86336511
Area
3.5863041175813E+14
Altitude
24923203.933372
Surface area
3.5863041175813E+14
Volume
2.809011194716E+21
Height
13566473.864908