28652021 is an odd 8-digits composite number following 28652020
and preceding 28652022 . In scientific notation, it is written as 2.8652021 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 26889408 positive integers (up to 28652021) that are relatively prime to 28652021.
28652021 has 8 divisors, whose sum is 30424320
The reverse of 28652021 is 12025682
Previous prime number is 379
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-eight million six hundred fifty-two thousand twenty-one
Scientific notation
2.8652021 × 10^7
Engineering notation
2.8652021 × 10^6
Prime Factorization
17 × 379 × 4447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28652021
Product of the distinct prime numbers
The prime factorization of 28652021 is 17 × 379 × 4447.
Since it has a total of 3 prime factors.
1 , 3 , 4 , 89 , 313 , 787 , 457 , 4037 , 22385 , 89725 , 804535 , 795695 , 2149317 , 4400813 , 38849780 , 9210171 , 512021344 , 868508071 , 5611330852 , 8099910812
n×2
57304042
n×3
85956063
n×4
114608084
n×5
143260105
n÷2
14326010.5
n÷3
9550673.6666667
n÷3
7163005.25
n÷5
5730404.2
n2
820938307384441
n3
2.3521541622883E+22
n4
6.7393970453123E+29
n5
1.9309734566963E+37
2 √n
5352.7582609343
3 √n
305.99788185413
4 √n
73.162546845598
5 √n
31.004951202138
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
-28652020
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 28652021 can be divided by 8 positive divisors.
The sum of these divisors (counting 28652021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101010011000111110101
3
Ternary
1222220200011222
4
Quaternary
1231103013311
5
Quinary
24313331041
6
Senary
2502040125
8
Octal
155230765
10
Decimal
28652021
12
Duodecimal
9719045
16
Hexadecimal
1b531f5
20
Vigesimal
8j1a11
36
Base36
h241h
md5
d6df0d075785108de7b66c7477ee3c95
sha1
3e1388749c52c7dda1d6a004fde798b70505988d
sha256
a3501042ebdefa00894505a27cce3bb85bbe7fbd5a64b757f6eaed0a1b1fd76c
sha512
9d8c6db77defb91bbd46ec6d75822aab078e46521f729d2f44b008f2bd2d3f4ee252d86a1cd4d32db73e0c4893850aee7369e5bc97761ca7d97aff81e9d54b52
ripemd-160
22f016db6a034ac16e8d5ad22bf62573b0aa2f6f
Diameter
57304042
Circumference
180025957.3682
Area
2.5790537555294E+15
Volume
9.852680315141E+22
Surface area
1.0316215022118E+16
Circumference
180025957.3682
Perimeter
114608084
Area
820938307384441
Diagonal
40520076.687599
Surface area
4925629844306646
Volume
2.3521541622883E+22
Space diagonal
49626756.11153
Perimeter
85956063
Area
3.5547671456736E+14
Altitude
24813378.055765
Surface area
3.5547671456736E+14
Volume
2.7720402642504E+21
Height
13506692.2292