28981567 is an odd 8-digits composite number following 28981566
and preceding 28981568 . In scientific notation, it is written as 2.8981567 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 28490296 positive integers (up to 28981567) that are relatively prime to 28981567.
28981567 has 4 divisors, whose sum is 29472840
The reverse of 28981567 is 76518982
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-eight million nine hundred eighty-one thousand five hundred sixty-seven
Scientific notation
2.8981567 × 10^7
Engineering notation
2.8981567 × 10^6
Prime Factorization
59 × 491213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28981567
Product of the distinct prime numbers
The prime factorization of 28981567 is 59 × 491213.
Since it has a total of 2 prime factors.
9 , 5 , 3 , 27 , 552 , 838 , 655 , 2137 , 34413 , 74412 , 110418 , 441968 , 9018575 , 6151052 , 80320409 , 80331482 , 487312315 , 837027191 , 8006895932 , 4678364057
n×2
57963134
n×3
86944701
n×4
115926268
n×5
144907835
n÷2
14490783.5
n÷3
9660522.3333333
n÷3
7245391.75
n÷5
5796313.4
n2
839931225775489
n3
2.4342523095204E+22
n4
7.0548446403272E+29
n5
2.0446045261823E+37
2 √n
5383.4530740037
3 √n
307.16657450064
4 √n
73.372018331267
5 √n
31.075947044849
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
-28981566
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 28981567 can be divided by 4 positive divisors.
The sum of these divisors (counting 28981567) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100011100100111111
3
Ternary
2000112102020101
4
Quaternary
1232203210333
5
Quinary
24404402232
6
Senary
2513101531
8
Octal
156434477
10
Decimal
28981567
12
Duodecimal
98578a7
16
Hexadecimal
1ba393f
20
Vigesimal
912di7
36
Base36
h96bj
md5
12992f7d534a300a08b6381008111459
sha1
ff969ecff3d57c25613c6bff625e32cee9f07cdd
sha256
588817788d39efb4748a6fc69b3b3f099d9ef17ed05c669263ef76e4df776016
sha512
06b399cd7ff74c9610d54c401fb6afa7d3384b8abe2cf9cf4d7d3d04134d4f82cc8e6a680bcb96f2c35352561ac4cc0ce98c9e3c1386c2ceab3de2b5a5c9f484
ripemd-160
8214bf7cf43e23ec8fc2a0b01057a062e042ba90
Diameter
57963134
Circumference
182096555.95344
Area
2.6387217684169E+15
Volume
1.0196572230098E+23
Surface area
1.0554887073668E+16
Circumference
182096555.95344
Perimeter
115926268
Area
839931225775489
Diagonal
40986125.110225
Surface area
5039587354652934
Volume
2.4342523095204E+22
Space diagonal
50197546.526962
Perimeter
86944701
Area
3.6370088947669E+14
Altitude
25098773.263481
Surface area
3.6370088947669E+14
Volume
2.8687938586349E+21
Height
13662041.703408