28293819 is an odd 8-digits composite number following 28293818
and preceding 28293820 . In scientific notation, it is written as 2.8293819 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 18862544 positive integers (up to 28293819) that are relatively prime to 28293819.
28293819 has 4 divisors, whose sum is 37725096
The reverse of 28293819 is 91839282
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million two hundred ninety-three thousand eight hundred nineteen
Scientific notation
2.8293819 × 10^7
Engineering notation
2.8293819 × 10^6
Prime Factorization
3 × 9431273
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28293819
Product of the distinct prime numbers
The prime factorization of 28293819 is 3 × 9431273.
Since it has a total of 2 prime factors.
8 , 7 , 54 , 32 , 452 , 517 , 2330 , 6604 , 24653 , 55288 , 62687 , 690374 , 2307523 , 6005963 , 86495979 , 65108706 , 400290866 , 388773695 , 1072463440 , 4173746761
n×2
56587638
n×3
84881457
n×4
113175276
n×5
141469095
n÷2
14146909.5
n÷3
9431273
n÷3
7073454.75
n÷5
5658763.8
n2
800540193604761
n3
2.2650339340078E+22
n4
6.4086460157675E+29
n5
1.813250704052E+37
2 √n
5319.1934538988
3 √n
304.71735528093
4 √n
72.93280094648
5 √n
30.927037019349
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
-28293818
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 28293819 can be divided by 4 positive divisors.
The sum of these divisors (counting 28293819) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011111011101010111011
3
Ternary
1222020110211020
4
Quaternary
1223323222323
5
Quinary
24220400234
6
Senary
2450233523
8
Octal
153735273
10
Decimal
28293819
12
Duodecimal
95858a3
16
Hexadecimal
1afbabb
20
Vigesimal
8ggeaj
36
Base36
gufnf
md5
e6522968c7626fffa3d32257f143d744
sha1
1f4e88d16823e0ae0b53b192d46599f10b291aa2
sha256
f4e65303fa902d93e4adc445b25aba411a7665205086d0041ddd9150435e218b
sha512
32986900adc06a9ed5220cec081d30d7083e7aed278f44ab815012d7441de544aad50a26fc15110603967d44487d04c26aa2ac27a7350c0fc3d1eac3bf838111
ripemd-160
6576d0f670476785ae31ad760173640d4268646c
Diameter
56587638
Circumference
177775307.8248
Area
2.5149711911321E+15
Volume
9.4877519562807E+22
Surface area
1.0059884764528E+16
Circumference
177775307.8248
Perimeter
113175276
Area
800540193604761
Diagonal
40013502.56113
Surface area
4803241161628566
Volume
2.2650339340078E+22
Space diagonal
49006332.048158
Perimeter
84881457
Area
3.4664407220612E+14
Altitude
24503166.024079
Surface area
3.4664407220612E+14
Volume
2.6693680905909E+21
Height
13337834.187043