28662647 is an odd 8-digits composite number following 28662646
and preceding 28662648 . In scientific notation, it is written as 2.8662647 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 26094528 positive integers (up to 28662647) that are relatively prime to 28662647.
28662647 has 8 divisors, whose sum is 31291344
The reverse of 28662647 is 74626682
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-eight million six hundred sixty-two thousand six hundred forty-seven
Scientific notation
2.8662647 × 10^7
Engineering notation
2.8662647 × 10^6
Prime Factorization
13 × 73 × 30203
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28662647
Product of the distinct prime numbers
The prime factorization of 28662647 is 13 × 73 × 30203.
Since it has a total of 3 prime factors.
1 , 5 , 90 , 7 , 20 , 580 , 3861 , 5846 , 74378 , 9074 , 741601 , 620440 , 7879815 , 7495952 , 23456466 , 73223588 , 312874056 , 236072689 , 5889302451 , 6005463525
n×2
57325294
n×3
85987941
n×4
114650588
n×5
143313235
n÷2
14331323.5
n÷3
9554215.6666667
n÷3
7165661.75
n÷5
5732529.4
n2
821547333046609
n3
2.3547721200906E+22
n4
6.74940020436E+29
n5
1.934556755193E+37
2 √n
5353.7507413028
3 √n
306.03570503383
4 √n
73.16932923912
5 √n
31.00725058443
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
-28662646
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 28662647 can be divided by 8 positive divisors.
The sum of these divisors (counting 28662647) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101010101101101110111
3
Ternary
1222221012202112
4
Quaternary
1231111231313
5
Quinary
24314201042
6
Senary
2502201235
8
Octal
155255567
10
Decimal
28662647
12
Duodecimal
972321b
16
Hexadecimal
1b55b77
20
Vigesimal
8j2gc7
36
Base36
h2c8n
md5
58ca7da6d1e2aa1fbbc43b1e3c47c4a6
sha1
1733e5e649136c89ff754b3be6a3587e36828b2a
sha256
e5c255411b0e37440785cdbbb611e2cbbec15897a9ceff77789d898dc2651221
sha512
33c5600603427a74009d6ce7c7ba9c83ca14cd6bf2b3ff228a2228988db8994d3fe87cec5f8fe3dcef7c32eaf7dbef9ac7dde3ae83570c823b20a9a098dddc0f
ripemd-160
903b78fe8020ea68719c08432c10e8a80c9b1fb7
Diameter
57325294
Circumference
180092722.49528
Area
2.5809670660755E+15
Volume
9.8636463911398E+22
Surface area
1.0323868264302E+16
Circumference
180092722.49528
Perimeter
114650588
Area
821547333046609
Diagonal
40535104.120913
Surface area
4929283998279654
Volume
2.3547721200906E+22
Space diagonal
49645160.883412
Perimeter
85987941
Area
3.5574043041486E+14
Altitude
24822580.441706
Surface area
3.5574043041486E+14
Volume
2.7751255571085E+21
Height
13511701.373638