28661824 is an even 8-digits composite number following 28661823
and preceding 28661825 . In scientific notation, it is written as 2.8661824 × 10^7.
The sum of its digits is 37. It has a total of 7 prime factors and 14 positive divisors.
There are 14330880 positive integers (up to 28661824) that are relatively prime to 28661824.
28661824 has 14 divisors, whose sum is 56875934
The reverse of 28661824 is 42816682
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million six hundred sixty-one thousand eight hundred twenty-four
Scientific notation
2.8661824 × 10^7
Engineering notation
2.8661824 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 447841
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
895682
Product of the distinct prime numbers
The prime factorization of 28661824 is 2 × 2 × 2 × 2 × 2 × 2 × 447841.
Since it has a total of 7 prime factors.
6 , 2 , 81 , 88 , 680 , 762 , 1943 , 1496 , 98339 , 34634 , 305931 , 467165 , 5187454 , 9441505 , 95798125 , 87446327 , 247563381 , 642853833 , 5472793452 , 8577307478
n×2
57323648
n×3
85985472
n×4
114647296
n×5
143309120
n÷2
14330912
n÷3
9553941.3333333
n÷3
7165456
n÷5
5732364.8
n2
821500155006976
n3
2.3545692858783E+22
n4
6.7486250467649E+29
n5
1.9342790333237E+37
2 √n
5353.6738787491
3 √n
306.03277590455
4 √n
73.168803999717
5 √n
31.00707251811
1 , 2 , 4 , 8 , 16 , 32 , 64 , 447841 , 895682 , 1791364 , 3582728 , 7165456 , 14330912 , 28661824
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28661823
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28661824 can be divided by 14 positive divisors.
The sum of these divisors (counting 28661824) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
1101101010101100001000000
3
Ternary
1222221011122001
4
Quaternary
1231111201000
5
Quinary
24314134244
6
Senary
2502153344
8
Octal
155254100
10
Decimal
28661824
12
Duodecimal
9722854
16
Hexadecimal
1b55840
20
Vigesimal
8j2eb4
36
Base36
h2bls
md5
5eab5df0b4f0946f7e95becaf75fc4e9
sha1
b5ae57909a0b1168e4fe2eb90a9000e3f36f1cdc
sha256
441abb01105aad4efbfb7b74cfd3d260dfa86b5f7bb98862ff2589777d733691
sha512
ba7800a44fa289e6230c085dd2f2e4dc1d28bb45b4cc753e56ccd2026aad044eb1ea063788d2ed7a6c8fb8396ab55520b4355810eb6b4ad8a1ab653d3f34f291
ripemd-160
97271551458878adb919d207d161940aa1cd96a5
Diameter
57323648
Circumference
180087551.43377
Area
2.5808188518928E+15
Volume
9.8627967611778E+22
Surface area
1.0323275407571E+16
Circumference
180087551.43377
Perimeter
114647296
Area
821500155006976
Diagonal
40533940.223151
Surface area
4929000930041856
Volume
2.3545692858783E+22
Space diagonal
49643735.405597
Perimeter
85985472
Area
3.5572000172445E+14
Altitude
24821867.702799
Surface area
3.5572000172445E+14
Volume
2.7748865146968E+21
Height
13511313.407717