28746621 is an odd 8-digits composite number following 28746620
and preceding 28746622 . In scientific notation, it is written as 2.8746621 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 19164408 positive integers (up to 28746621) that are relatively prime to 28746621.
28746621 has 6 divisors, whose sum is 41522910
The reverse of 28746621 is 12664782
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million seven hundred forty-six thousand six hundred twenty-one
Scientific notation
2.8746621 × 10^7
Engineering notation
2.8746621 × 10^6
Prime Factorization
3 × 3 × 3194069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9582207
Product of the distinct prime numbers
The prime factorization of 28746621 is 3 × 3 × 3194069.
Since it has a total of 3 prime factors.
10 , 8 , 1 , 99 , 46 , 894 , 6571 , 9690 , 86132 , 60079 , 158367 , 732542 , 5574627 , 612352 , 81721410 , 33797332 , 113011775 , 254541025 , 1716672996 , 8417701168
n×2
57493242
n×3
86239863
n×4
114986484
n×5
143733105
n÷2
14373310.5
n÷3
9582207
n÷3
7186655.25
n÷5
5749324.2
n2
826368218917641
n3
2.375529399567E+22
n4
6.8288443323711E+29
n5
1.9630619989067E+37
2 √n
5361.5875447483
3 √n
306.33428162056
4 √n
73.222862172605
5 √n
31.02539794417
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28746620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28746621 can be divided by 6 positive divisors.
The sum of these divisors (counting 28746621) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1101101101010001101111101
3
Ternary
2000002110221200
4
Quaternary
1231222031331
5
Quinary
24324342441
6
Senary
2504050113
8
Octal
155521575
10
Decimal
28746621
12
Duodecimal
9763939
16
Hexadecimal
1b6a37d
20
Vigesimal
8jd6b1
36
Base36
h4519
md5
6c88334748b42e71e3b4874b978cabd8
sha1
b912445251f4e5b1f5d96ec00d38998e242d3c9b
sha256
e9fa66eb69d6252b6d32b6c3e30a50f9ada6d8e56cd24a7a797c08f73ae3a8ad
sha512
0ce2b4801ba2a0517767e2df37113cb475b900bb958ba389ac7123393aba58762c13e336a0c8500686a2c2c113186105a7c8917386e01e717deec1d14fdfe298
ripemd-160
480511e6234bba47885ceebe35a2f34ccb00235b
Diameter
57493242
Circumference
180620346.69826
Area
2.5961123257117E+15
Volume
9.9505942800885E+22
Surface area
1.0384449302847E+16
Circumference
180620346.69826
Perimeter
114986484
Area
826368218917641
Diagonal
40653861.290599
Surface area
4958209313505846
Volume
2.375529399567E+22
Space diagonal
49790608.117926
Perimeter
86239863
Area
3.5782793523139E+14
Altitude
24895304.058963
Surface area
3.5782793523139E+14
Volume
2.7995882455698E+21
Height
13551287.096866