28103089 is an odd 8-digits composite number following 28103088
and preceding 28103090 . In scientific notation, it is written as 2.8103089 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 24063360 positive integers (up to 28103089) that are relatively prime to 28103089.
28103089 has 8 divisors, whose sum is 32151168
The reverse of 28103089 is 98030182
Previous prime number is 1511
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million one hundred three thousand eighty-nine
Scientific notation
2.8103089 × 10^7
Engineering notation
2.8103089 × 10^6
Prime Factorization
7 × 1511 × 2657
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28103089
Product of the distinct prime numbers
The prime factorization of 28103089 is 7 × 1511 × 2657.
Since it has a total of 3 prime factors.
5 , 8 , 64 , 84 , 929 , 272 , 2265 , 1997 , 62759 , 76691 , 631193 , 992370 , 6190480 , 892879 , 82735715 , 52917807 , 32317544 , 564142211 , 3827348922 , 2621822116
n×2
56206178
n×3
84309267
n×4
112412356
n×5
140515445
n÷2
14051544.5
n÷3
9367696.3333333
n÷3
7025772.25
n÷5
5620617.8
n2
789783611341921
n3
2.2195359120283E+22
n4
6.2375815274429E+29
n5
1.7529530881048E+37
2 √n
5301.2346675091
3 √n
304.03110614874
4 √n
72.809578130278
5 √n
30.885228002242
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
-28103088
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 28103089 can be divided by 8 positive divisors.
The sum of these divisors (counting 28103089) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011001101000110110001
3
Ternary
1221212210012011
4
Quaternary
1223031012301
5
Quinary
24143244324
6
Senary
2442202521
8
Octal
153150661
10
Decimal
28103089
12
Duodecimal
94b3441
16
Hexadecimal
1acd1b1
20
Vigesimal
8fche9
36
Base36
gqchd
md5
8e2d4ee4855b9a6aff634f1e91932f83
sha1
a0e9cb796c196533865b1c9089ccfc9a99684336
sha256
498e0cf03b6fecd1389ddebdccad1add8b597267f7d9c6e606cab46dce51379e
sha512
317237e8cecd3ebb9ee5d1d5d1a36f2f16cd6884279aabd623a532bf56eb8513964b71f35de6d959e885fa3245b4187f386cc5c2cf7239ff3c07294db1dc76be
ripemd-160
9cae9dd60499a1c1b02fd6a0c002d69e83897667
Diameter
56206178
Circumference
176576915.89116
Area
2.4811783913174E+15
Volume
9.2971702874759E+22
Surface area
9.9247135652696E+15
Circumference
176576915.89116
Perimeter
112412356
Area
789783611341921
Diagonal
39743769.608378
Surface area
4738701668051526
Volume
2.2195359120283E+22
Space diagonal
48675977.99763
Perimeter
84309267
Area
3.4198633545736E+14
Altitude
24337988.998815
Surface area
3.4198633545736E+14
Volume
2.6157481574705E+21
Height
13247923.202793