28333890 is an even 8-digits composite number following 28333889
and preceding 28333891 . In scientific notation, it is written as 2.8333890 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors.
There are 6842880 positive integers (up to 28333890) that are relatively prime to 28333890.
28333890 has 32 divisors, whose sum is 60674304
The reverse of 28333890 is 09833382
Previous prime number is 793
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million three hundred thirty-three thousand eight hundred ninety
Scientific notation
2.8333890 × 10^7
Engineering notation
2.8333890 × 10^6
Prime Factorization
2 × 15 × 3 × 793 × 397
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
28333890
Product of the distinct prime numbers
The prime factorization of 28333890 is 2 × 15 × 3 × 793 × 397.
Since it has a total of 5 prime factors.
4 , 2 , 28 , 77 , 511 , 913 , 4895 , 2251 , 2631 , 49618 , 297196 , 717139 , 7513921 , 4353885 , 31877088 , 32096128 , 136540334 , 331032942 , 3831285783 , 9595944068
n×2
56667780
n×3
85001670
n×4
113335560
n×5
141669450
n÷2
14166945
n÷3
9444630
n÷3
7083472.5
n÷5
5666778
n2
802809322532100
n3
2.2746711035599E+22
n4
6.4450280834445E+29
n5
1.8261271676323E+37
2 √n
5322.9587636952
3 √n
304.86113897445
4 √n
72.958609935327
5 √n
30.935792117753
1 , 2 , 3 , 6 , 15 , 30 , 45 , 90 , 397 , 793 , 794 , 1191 , 1586 , 2379 , 2382 , 4758 , 5955 , 11895 , 11910 , 17865 , 23790 , 35685 , 35730 , 71370 , 314821 , 629642 , 944463 , 1888926 , 4722315 , 9444630 , 14166945 , 28333890
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28333889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28333890 can be divided by 32 positive divisors.
The sum of these divisors (counting 28333890) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1101100000101011101000010
3
Ternary
1222022111210100
4
Quaternary
1230011131002
5
Quinary
24223141030
6
Senary
2451143230
8
Octal
154053502
10
Decimal
28333890
12
Duodecimal
95a4b16
16
Hexadecimal
1b05742
20
Vigesimal
8h1eea
36
Base36
gvaki
md5
06e63e994d2ec394b9057bc1c6a17c71
sha1
6c5d7ffc96262a70557f69fde4a2d7196566f951
sha256
91c587c8dc5a3daa83ded60d8eb5cf9759af069e8e290195a9941a54745c3206
sha512
c54c20752ff1732c70d4f5f29c6924498022afdc4d661e1f7ef8ffc611cacaf18c2a2a11b933757699a621e97eb821cf3d0b661a13f8c53dc52734a25b7c4ad5
ripemd-160
479bda05b7c945512cd8a2ebbe3ad27d30250f2c
Diameter
56667780
Circumference
178027081.34324
Area
2.5220998699002E+15
Volume
9.5281200377024E+22
Surface area
1.0088399479601E+16
Circumference
178027081.34324
Perimeter
113335560
Area
802809322532100
Diagonal
40070171.512787
Surface area
4816855935192600
Volume
2.2746711035599E+22
Space diagonal
49075737.056068
Perimeter
85001670
Area
3.4762663385389E+14
Altitude
24537868.528034
Surface area
3.4762663385389E+14
Volume
2.6807256038272E+21
Height
13356723.837596