28396561 is an odd 8-digits composite number following 28396560
and preceding 28396562 . In scientific notation, it is written as 2.8396561 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 28145152 positive integers (up to 28396561) that are relatively prime to 28396561.
28396561 has 4 divisors, whose sum is 28647972
The reverse of 28396561 is 16569382
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-eight million three hundred ninety-six thousand five hundred sixty-one
Scientific notation
2.8396561 × 10^7
Engineering notation
2.8396561 × 10^6
Prime Factorization
113 × 251297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28396561
Product of the distinct prime numbers
The prime factorization of 28396561 is 113 × 251297.
Since it has a total of 2 prime factors.
2 , 2 , 35 , 70 , 783 , 796 , 8076 , 3246 , 51096 , 38661 , 617342 , 828284 , 374542 , 5046278 , 84243709 , 23646097 , 410067713 , 818895309 , 88822341 , 8728467803
n×2
56793122
n×3
85189683
n×4
113586244
n×5
141982805
n÷2
14198280.5
n÷3
9465520.3333333
n÷3
7099140.25
n÷5
5679312.2
n2
806364676626721
n3
2.2897983728076E+22
n4
6.5022399171132E+29
n5
1.8464125244294E+37
2 √n
5328.8423695959
3 √n
305.08574495068
4 √n
72.998920331714
5 √n
30.949465241835
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
-28396560
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 28396561 can be divided by 4 positive divisors.
The sum of these divisors (counting 28396561) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100010100110000010001
3
Ternary
1222102200202111
4
Quaternary
1230110300101
5
Quinary
24232142221
6
Senary
2452345321
8
Octal
154246021
10
Decimal
28396561
12
Duodecimal
9615241
16
Hexadecimal
1b14c11
20
Vigesimal
8h9b81
36
Base36
gwmxd
md5
d7dd9123c6b1da8b649e393e181e61b9
sha1
6687bc407851a8aecd92979a7f41a1d3545973c7
sha256
0d2f3df776a4d903d3351e0624256f8af0d25de12a92395db003018afacc851f
sha512
abce7979ae0dd475fd30b1ebd89402c24ab9dec0a675e474bc9952605651f5f7aa77e6632879255c50f6c5d25dba5a91b810f9b7fa6cd9904ce856546c582c5b
ripemd-160
47c505a9600f7357088e55354cda0cac60051d73
Diameter
56793122
Circumference
178420854.84963
Area
2.5332693442048E+15
Volume
9.5914849949523E+22
Surface area
1.0133077376819E+16
Circumference
178420854.84963
Perimeter
113586244
Area
806364676626721
Diagonal
40158801.690955
Surface area
4838188059760326
Volume
2.2897983728076E+22
Space diagonal
49184286.412229
Perimeter
85189683
Area
3.4916614733658E+14
Altitude
24592143.206114
Surface area
3.4916614733658E+14
Volume
2.6985532616036E+21
Height
13386267.230318