28989845 is an odd 8-digits composite number following 28989844
and preceding 28989846 . In scientific notation, it is written as 2.8989845 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 21827584 positive integers (up to 28989845) that are relatively prime to 28989845.
28989845 has 8 divisors, whose sum is 36834264
The reverse of 28989845 is 54898982
Previous prime number is 5
Is Prime? no Number parity odd Number length 8 Sum of Digits 53 Digital Root 8
Name
twenty-eight million nine hundred eighty-nine thousand eight hundred forty-five
Scientific notation
2.8989845 × 10^7
Engineering notation
2.8989845 × 10^6
Prime Factorization
17 × 5 × 341057
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
28989845 Product of the distinct prime numbers
The prime factorization of 28989845 is 17 × 5 × 341057.
Since it has a total of 3 prime factors.
8 , 5 , 59 , 57 , 150 , 622 , 7224 , 7051 , 22632 , 52800 , 489618 , 365578 , 2635399 , 1655029 , 34022389 , 46076269 , 639463897 , 466544175 , 4332832230 , 1427826498
n×2
57979690
n×3
86969535
n×4
115959380
n×5
144949225
n÷2
14494922.5
n÷3
9663281.6666667
n÷3
7247461.25
n÷5
5797969
n2
840411113124025
n3
2.4363387905743E+22
n4
7.0629083906236E+29
n5
2.0475261949338E+37
2 √n5384.2218564989
3 √n307.19581702859
4 √n73.377257079417
5 √n31.077722085541
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
-28989844 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 28989845 can be divided by 8 positive divisors.
The sum of these divisors (counting 28989845) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100101100110010101
3
Ternary
2000112211120222
4
Quaternary
1232211212111
5
Quinary
24410133340
6
Senary
2513204125
8
Octal
156454625
10
Decimal
28989845
12
Duodecimal
9860645
16
Hexadecimal
1ba5995
20
Vigesimal
913ec5
36
Base36
h9cph
md5
29d57454a8fee2f3bbe2fa7f965e0436
sha1
e1184db994427d6c1810448346115186f39590e2
sha256
cc54010a1b5a05553df57426ed78df951cd01851ffe4531c21a8ec04ab398393
sha512
3c1c6ed237b344852cdabbaac66717d70544fee6cf994d91f7c1017614ddd82911fcbaf9dedbe4fa264f53e2524a6826024599419a7f22370c7f33ecb5234114
ripemd-160
2a21eb851963f984df820286964837a42117b7e9
Diameter
57979690
Circumference
182148568.16141
Area
2.6402293789857E+15
Volume
1.0205312061499E+23
Surface area
1.0560917515943E+16
Circumference
182148568.16141
Perimeter
115959380
Area
840411113124025
Diagonal
40997831.970094
Surface area
5042466678744150
Volume
2.4363387905743E+22
Space diagonal
50211884.443547
Perimeter
86969535
Area
3.6390868679408E+14
Altitude
25105942.221773
Surface area
3.6390868679408E+14
Volume
2.8712528001382E+21
Height
13665943.990031