28984857 is an odd 8-digits composite number following 28984856
and preceding 28984858 . In scientific notation, it is written as 2.8984857 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 17525520 positive integers (up to 28984857) that are relatively prime to 28984857.
28984857 has 8 divisors, whose sum is 29933056
The reverse of 28984857 is 75848982
Previous prime number is 1447
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-eight million nine hundred eighty-four thousand eight hundred fifty-seven
Scientific notation
2.8984857 × 10^7
Engineering notation
2.8984857 × 10^6
Prime Factorization
33 × 1447 × 607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28984857
Product of the distinct prime numbers
The prime factorization of 28984857 is 33 × 1447 × 607.
Since it has a total of 3 prime factors.
9 , 2 , 10 , 56 , 390 , 978 , 9026 , 1134 , 27670 , 62200 , 341210 , 529489 , 7800050 , 3781752 , 96242065 , 23188191 , 577492796 , 153847387 , 2964408959 , 7474797125
n×2
57969714
n×3
86954571
n×4
115939428
n×5
144924285
n÷2
14492428.5
n÷3
9661619
n÷3
7246214.25
n÷5
5796971.4
n2
840121935310449
n3
2.4350814157537E+22
n4
7.0580486618977E+29
n5
2.0457653116415E+37
2 √n
5383.758631291
3 √n
307.17819728823
4 √n
73.374100548429
5 √n
31.076652563799
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
-28984856
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 28984857 can be divided by 8 positive divisors.
The sum of these divisors (counting 28984857) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100100011000011001
3
Ternary
2000112120202020
4
Quaternary
1232210120121
5
Quinary
24410003412
6
Senary
2513125053
8
Octal
156443031
10
Decimal
28984857
12
Duodecimal
9859789
16
Hexadecimal
1ba4619
20
Vigesimal
91322h
36
Base36
h98ux
md5
8c7f37758f9988c8a13130dac3f1a923
sha1
68ebafed32b9305579ab415ad6e7d20ee3aacf41
sha256
805e3e109a066088e049094aaea2020030f9b9de026b737d0b7c4e3955212afa
sha512
ddf6943bea5147d40e895234ca8499314cdd9401b5a0679128fd469f93ec52f7796cb5c7e3afbff7b143fe63175f5060b0a4fbd056bb119ea779c3a349f49e65
ripemd-160
f3c848096be9483b3f4901c3e756475d5c6009c9
Diameter
57969714
Circumference
182117227.6331
Area
2.6393209000909E+15
Volume
1.0200045182166E+23
Surface area
1.0557283600364E+16
Circumference
182117227.6331
Perimeter
115939428
Area
840121935310449
Diagonal
40990777.872845
Surface area
5040731611862694
Volume
2.4350814157537E+22
Space diagonal
50203244.974118
Perimeter
86954571
Area
3.637834691277E+14
Altitude
25101622.487059
Surface area
3.637834691277E+14
Volume
2.8697709697013E+21
Height
13663592.624282