28541621 is an odd 8-digits composite number following 28541620
and preceding 28541622 . In scientific notation, it is written as 2.8541621 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 28333152 positive integers (up to 28541621) that are relatively prime to 28541621.
28541621 has 4 divisors, whose sum is 28750092
The reverse of 28541621 is 12614582
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-eight million five hundred forty-one thousand six hundred twenty-one
Scientific notation
2.8541621 × 10^7
Engineering notation
2.8541621 × 10^6
Prime Factorization
137 × 208333
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28541621
Product of the distinct prime numbers
The prime factorization of 28541621 is 137 × 208333.
Since it has a total of 2 prime factors.
5 , 9 , 67 , 36 , 853 , 168 , 2807 , 6117 , 34414 , 86680 , 148996 , 668332 , 1198687 , 2137345 , 69069666 , 33732385 , 508694926 , 314118647 , 7022975728 , 8406731262
n×2
57083242
n×3
85624863
n×4
114166484
n×5
142708105
n÷2
14270810.5
n÷3
9513873.6666667
n÷3
7135405.25
n÷5
5708324.2
n2
814624129307641
n3
2.3250693156154E+22
n4
6.6361247205023E+29
n5
1.8940575668131E+37
2 √n
5342.4358676544
3 √n
305.60435931324
4 √n
73.0919685578
5 √n
30.981021061451
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28541620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28541621 can be divided by 4 positive divisors.
The sum of these divisors (counting 28541621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100111000001010110101
3
Ternary
1222201001202002
4
Quaternary
1230320022311
5
Quinary
24301312441
6
Senary
2455425045
8
Octal
154701265
10
Decimal
28541621
12
Duodecimal
9685185
16
Hexadecimal
1b382b5
20
Vigesimal
8i7e11
36
Base36
gzqut
md5
fe61fa52e4bea64b091ef427ec953990
sha1
d46724b1f210469cb5de1b7b4e7531943cc5e20a
sha256
455c80c6bb28feeb328896cac1bc57cb14565595eafa95291562dbb4509239a1
sha512
515863f598359f9ed23fa0089893362680f34e2992b4f54d509dfefc339b55b768a0d535bb6b75c7d7b8ec9ea58c0f599a1833764c56eeb158b07364fe50d28d
ripemd-160
a388a3e47bd5cc350094d8496eadc180a24dc4ee
Diameter
57083242
Circumference
179332293.71029
Area
2.5592171800699E+15
Volume
9.739227574699E+22
Surface area
1.0236868720279E+16
Circumference
179332293.71029
Perimeter
114166484
Area
814624129307641
Diagonal
40363947.510313
Surface area
4887744775845846
Volume
2.3250693156154E+22
Space diagonal
49435537.702375
Perimeter
85624863
Area
3.527425952581E+14
Altitude
24717768.851187
Surface area
3.527425952581E+14
Volume
2.740120466334E+21
Height
13454649.170104