28942039 is an odd 8-digits composite number following 28942038
and preceding 28942040 . In scientific notation, it is written as 2.8942039 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 24676440 positive integers (up to 28942039) that are relatively prime to 28942039.
28942039 has 8 divisors, whose sum is 33251328
The reverse of 28942039 is 93024982
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million nine hundred forty-two thousand thirty-nine
Scientific notation
2.8942039 × 10^7
Engineering notation
2.8942039 × 10^6
Prime Factorization
7 × 191 × 21647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28942039
Product of the distinct prime numbers
The prime factorization of 28942039 is 7 × 191 × 21647.
Since it has a total of 3 prime factors.
2 , 6 , 11 , 66 , 544 , 775 , 9168 , 6334 , 14374 , 70178 , 568629 , 679236 , 9708185 , 4446842 , 98586844 , 93858405 , 605384831 , 318454413 , 3964967598 , 7860892686
n×2
57884078
n×3
86826117
n×4
115768156
n×5
144710195
n÷2
14471019.5
n÷3
9647346.3333333
n÷3
7235509.75
n÷5
5788407.8
n2
837641621477521
n3
2.4243056476826E+22
n4
7.0164348603149E+29
n5
2.0306993136819E+37
2 √n
5379.7805717334
3 √n
307.02686265596
4 √n
73.346987475515
5 √n
31.067465510818
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
-28942038
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 28942039 can be divided by 8 positive divisors.
The sum of these divisors (counting 28942039) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110011001111011010111
3
Ternary
2000110102000101
4
Quaternary
1232121323113
5
Quinary
24402121124
6
Senary
2512154531
8
Octal
156317327
10
Decimal
28942039
12
Duodecimal
9838a47
16
Hexadecimal
1b99ed7
20
Vigesimal
90hf1j
36
Base36
h8btj
md5
7153b7de10ccf14c2f23744d3c540f28
sha1
171a5379dcd20532343c4a393e77da8da3ec4034
sha256
233a71bbb6e81de53d56163b99eeb0346bf5491a94a143fd1c6b1721e24d1b1f
sha512
8ee2fffbb0e03bd978dc546e74506288b4b2d4b56a5072d681ea239dd4ee98997f4cfc471b678a20cf4a4bde2eadc2dafc15a6428cf42dd1a51703d801670b7f
ripemd-160
e926afaf792bbed5cb59a9a79afd4101ebb7d08d
Diameter
57884078
Circumference
181848194.20462
Area
2.6315287643748E+15
Volume
1.0154907750421E+23
Surface area
1.0526115057499E+16
Circumference
181848194.20462
Perimeter
115768156
Area
837641621477521
Diagonal
40930224.076531
Surface area
5025849728865126
Volume
2.4243056476826E+22
Space diagonal
50129082.02264
Perimeter
86826117
Area
3.6270946173336E+14
Altitude
25064541.01132
Surface area
3.6270946173336E+14
Volume
2.857071605242E+21
Height
13643408.02551