28160561 is an odd 8-digits composite number following 28160560
and preceding 28160562 . In scientific notation, it is written as 2.8160561 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 23631120 positive integers (up to 28160561) that are relatively prime to 28160561.
28160561 has 8 divisors, whose sum is 33083904
The reverse of 28160561 is 16506182
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-eight million one hundred sixty thousand five hundred sixty-one
Scientific notation
2.8160561 × 10^7
Engineering notation
2.8160561 × 10^6
Prime Factorization
13 × 11 × 196927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28160561
Product of the distinct prime numbers
The prime factorization of 28160561 is 13 × 11 × 196927.
Since it has a total of 3 prime factors.
7 , 7 , 41 , 23 , 191 , 762 , 3690 , 3484 , 98521 , 2748 , 606560 , 289019 , 7957561 , 2249903 , 26990719 , 89363496 , 336550208 , 521122361 , 147001363 , 3356083251
n×2
56321122
n×3
84481683
n×4
112642244
n×5
140802805
n÷2
14080280.5
n÷3
9386853.6666667
n÷3
7040140.25
n÷5
5632112.2
n2
793017195834721
n3
2.2331809117353E+22
n4
6.2887627288956E+29
n5
1.7709508644159E+37
2 √n
5306.652523013
3 √n
304.23821716599
4 √n
72.84677428008
5 √n
30.897849999728
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
-28160560
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 28160561 can be divided by 8 positive divisors.
The sum of these divisors (counting 28160561) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011011011001000110001
3
Ternary
1221222201000202
4
Quaternary
1223123020301
5
Quinary
24202114221
6
Senary
2443324545
8
Octal
153331061
10
Decimal
28160561
12
Duodecimal
9520755
16
Hexadecimal
1adb231
20
Vigesimal
8g0181
36
Base36
grktt
md5
9b2b53902a2f11579410c7ae28319414
sha1
cf53993e7e01941f32cf7c6fa3cd0c5ae4dbeaaf
sha256
080d1f6166ea16aa5c9b22bbe11968d662137af2ea410fcc27a19aa7189fcb8e
sha512
8014635f026b9d37c7647748de42a3f076b202577428b01ab34ae4f0e129a35ac8fafc7e3eca37044fc673c755cb8151649bd91bb1f0e0c817edce0559b68118
ripemd-160
4686e26c94680f9ec2f4c34366d55f7bdae9c688
Diameter
56321122
Circumference
176938023.11713
Area
2.4913369966047E+15
Volume
9.3543263285926E+22
Surface area
9.965347986419E+15
Circumference
176938023.11713
Perimeter
112642244
Area
793017195834721
Diagonal
39825047.290235
Surface area
4758103175008326
Volume
2.2331809117353E+22
Space diagonal
48775522.421643
Perimeter
84481683
Area
3.4338651861538E+14
Altitude
24387761.210821
Surface area
3.4338651861538E+14
Volume
2.6318289438406E+21
Height
13275015.763412