28449871 is an odd 8-digits prime number following 28449870
and preceding 28449872 . In scientific notation, it is written as 2.8449871 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 28449870 positive integers (up to 28449871) that are relatively prime to 28449871.
28449871 has 2 divisors, whose sum is 28449872
The reverse of 28449871 is 17894482
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
twenty-eight million four hundred forty-nine thousand eight hundred seventy-one
Scientific notation
2.8449871 × 10^7
Engineering notation
2.8449871 × 10^6
Prime Factorization
28449871
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28449871 Product of the distinct prime numbers
The prime factorization of 28449871 is 28449871.
Since it has a total of 1 prime factors.
3 , 2 , 98 , 20 , 970 , 46 , 9960 , 6880 , 20797 , 69164 , 156336 , 590521 , 8148440 , 7932047 , 3482247 , 39049314 , 782793587 , 554021784 , 1521465940 , 3894971384
n×2
56899742
n×3
85349613
n×4
113799484
n×5
142249355
n÷2
14224935.5
n÷3
9483290.3333333
n÷3
7112467.75
n÷5
5689974.2
n2
809395159916641
n3
2.3027187887653E+22
n4
6.5512052489648E+29
n5
1.8638094422757E+37
2 √n5333.842048655
3 √n305.27654216145
4 √n73.033157186685
5 √n30.961077059227
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28449872 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14224936 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5333.842142396 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999297009 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28449871 can be divided by 2 positive divisors.
The sum of these divisors (counting 28449871) is 28449872, the average is 14224936.
Base
System
Value
2
Binary
1101100100001110001001111
3
Ternary
1222112101212221
4
Quaternary
1230201301033
5
Quinary
24240343441
6
Senary
2453440211
8
Octal
154416117
10
Decimal
28449871
12
Duodecimal
9640067
16
Hexadecimal
1b21c4f
20
Vigesimal
8hg4db
36
Base36
gxs27
md5
4b907ceca026e7ae885ff891facb1157
sha1
de8ccfc8f738dc5d645347f32f718acd889019fb
sha256
7df39c749059d88aa0cccd656a99da2de0ed76f850638cd32a350b0b083cafb3
sha512
55508a18d4768ba73383f34bda417fe1086d3a96a5c7a29f41c2e685af30a388a182b8018b613ddcabaa221eabd2a3e3937f1c77f6c0bef421cae15a631d55d0
ripemd-160
5153903eb09bdf9af3be1db6d351c971ff1568af
Diameter
56899742
Circumference
178755811.45835
Area
2.5427898882453E+15
Volume
9.6456059067576E+22
Surface area
1.0171159552981E+16
Circumference
178755811.45835
Perimeter
113799484
Area
809395159916641
Diagonal
40234193.415965
Surface area
4856370959499846
Volume
2.3027187887653E+22
Space diagonal
49276622.04078
Perimeter
85349613
Area
3.5047838509399E+14
Altitude
24638311.02039
Surface area
3.5047838509399E+14
Volume
2.713780117836E+21
Height
13411397.805322