28133387 is an odd 8-digits prime number following 28133386
and preceding 28133388 . In scientific notation, it is written as 2.8133387 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 28133386 positive integers (up to 28133387) that are relatively prime to 28133387.
28133387 has 2 divisors, whose sum is 28133388
The reverse of 28133387 is 78333182
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 35 Digital Root 8
Name
twenty-eight million one hundred thirty-three thousand three hundred eighty-seven
Scientific notation
2.8133387 × 10^7
Engineering notation
2.8133387 × 10^6
Prime Factorization
28133387
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28133387 Product of the distinct prime numbers
The prime factorization of 28133387 is 28133387.
Since it has a total of 1 prime factors.
2 , 9 , 80 , 2 , 541 , 310 , 835 , 6112 , 33826 , 23139 , 819251 , 894422 , 8497216 , 3366398 , 1159509 , 22157580 , 967689528 , 806289743 , 2711341975 , 7375180727
n×2
56266774
n×3
84400161
n×4
112533548
n×5
140666935
n÷2
14066693.5
n÷3
9377795.6666667
n÷3
7033346.75
n÷5
5626677.4
n2
791487464091769
n3
2.2267223132942E+22
n4
6.2645240581442E+29
n5
1.7624227969858E+37
2 √n5304.091533901
3 √n304.14032576881
4 √n72.829194241739
5 √n30.89188461825
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28133388 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14066694 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5304.0916281678 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999289101 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28133387 can be divided by 2 positive divisors.
The sum of these divisors (counting 28133387) is 28133388, the average is 14066694.
Base
System
Value
2
Binary
1101011010100100000001011
3
Ternary
1221221022202022
4
Quaternary
1223110200023
5
Quinary
24200232022
6
Senary
2442555055
8
Octal
153244013
10
Decimal
28133387
12
Duodecimal
9508a8b
16
Hexadecimal
1ad480b
20
Vigesimal
8fgd97
36
Base36
gqzuz
md5
ddbb9bf6d4059502bc38f42c0df745d7
sha1
f5e7542bb9e1c164f88405f1c0d0cc8b7e16fc89
sha256
63f58e83d14fece56c5d81a142d6ffae44b38b4ee7f5d5a347cb86640b29a89e
sha512
b961a482f560ad90550d2eaff1e6dec1872592700038a1cf4f39bd52c42b171f8f97ba347d5adf2d2415858c41740237f814076c77b452cc26fd19396329cff7
ripemd-160
30950380cde9144503b11c9c0864ccd797e0ad79
Diameter
56266774
Circumference
176767283.8396
Area
2.4865312025991E+15
Volume
9.3272726147062E+22
Surface area
9.9461248103965E+15
Circumference
176767283.8396
Perimeter
112533548
Area
791487464091769
Diagonal
39786617.450891
Surface area
4748924784550614
Volume
2.2267223132942E+22
Space diagonal
48728455.672998
Perimeter
84400161
Area
3.427241253402E+14
Altitude
24364227.836499
Surface area
3.427241253402E+14
Volume
2.6242174125829E+21
Height
13262205.816964