28972425 is an odd 8-digits composite number following 28972424
and preceding 28972426 . In scientific notation, it is written as 2.8972425 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 15451920 positive integers (up to 28972425) that are relatively prime to 28972425.
28972425 has 8 divisors, whose sum is 37084800
The reverse of 28972425 is 52427982
Previous prime number is 5
Is Prime? no Number parity odd Number length 8 Sum of Digits 39 Digital Root 3
Name
twenty-eight million nine hundred seventy-two thousand four hundred twenty-five
Scientific notation
2.8972425 × 10^7
Engineering notation
2.8972425 × 10^6
Prime Factorization
15 × 5 × 386299
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
28972425 Product of the distinct prime numbers
The prime factorization of 28972425 is 15 × 5 × 386299.
Since it has a total of 3 prime factors.
9 , 6 , 57 , 30 , 652 , 296 , 5073 , 3357 , 84329 , 81823 , 218532 , 574303 , 5242434 , 6878960 , 76654869 , 75511971 , 428838924 , 291330459 , 1477098838 , 6391842445
n×2
57944850
n×3
86917275
n×4
115889700
n×5
144862125
n÷2
14486212.5
n÷3
9657475
n÷3
7243106.25
n÷5
5794485
n2
839401410380625
n3
2.4319494407147E+22
n4
7.0459472774898E+29
n5
2.0413817905103E+37
2 √n5382.6039237529
3 √n307.13427337004
4 √n73.366231494829
5 √n31.073986266393
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
-28972424 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 28972425 can be divided by 8 positive divisors.
The sum of these divisors (counting 28972425) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100001010110001001
3
Ternary
2000111221200210
4
Quaternary
1232201112021
5
Quinary
24404104200
6
Senary
2512551333
8
Octal
156412611
10
Decimal
28972425
12
Duodecimal
9852549
16
Hexadecimal
1ba1589
20
Vigesimal
911b15
36
Base36
h8z9l
md5
6fe913c2881121c145aa7d575fdb4e35
sha1
bbbda9a50c5f544f09b608ffe942f47b5e4fa4c4
sha256
5613515058e57606be79a67cf47ac5e842e28f51aca6c6faf658e4640d8b031b
sha512
1215af174f2fd1aaff0febb959185db9807b865a262480d8b0019b016b09adf039fd48bea9d410b14983d4155237a75ebc1d11e29170ead9e4c6ab75042e65a8
ripemd-160
73b73c59d0a7a0a9189ca828764bac7ddbee5d9d
Diameter
57944850
Circumference
182039115.07336
Area
2.6370573042647E+15
Volume
1.0186925995801E+23
Surface area
1.0548229217059E+16
Circumference
182039115.07336
Perimeter
115889700
Area
839401410380625
Diagonal
40973196.369837
Surface area
5036408462283750
Volume
2.4319494407147E+22
Space diagonal
50181712.118479
Perimeter
86917275
Area
3.6347147268105E+14
Altitude
25090856.059239
Surface area
3.6347147268105E+14
Volume
2.8660799017203E+21
Height
13657732.123279