28130007 is an odd 8-digits composite number following 28130006
and preceding 28130008 . In scientific notation, it is written as 2.8130007 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 18753336 positive integers (up to 28130007) that are relatively prime to 28130007.
28130007 has 4 divisors, whose sum is 37506680
The reverse of 28130007 is 70003182
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-eight million one hundred thirty thousand seven
Scientific notation
2.8130007 × 10^7
Engineering notation
2.8130007 × 10^6
Prime Factorization
3 × 9376669
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28130007
Product of the distinct prime numbers
The prime factorization of 28130007 is 3 × 9376669.
Since it has a total of 2 prime factors.
10 , 7 , 56 , 10 , 158 , 965 , 1001 , 7153 , 65255 , 19560 , 747861 , 306514 , 1472311 , 3484570 , 5197727 , 23025691 , 472137037 , 970798676 , 3165301256 , 6727784769
n×2
56260014
n×3
84390021
n×4
112520028
n×5
140650035
n÷2
14065003.5
n÷3
9376669
n÷3
7032501.75
n÷5
5626001.4
n2
791297293820049
n3
2.2259198414239E+22
n4
6.2615140720693E+29
n5
1.7613643467791E+37
2 √n
5303.7729023781
3 √n
304.12814527697
4 √n
72.82700668281
5 √n
30.891142300319
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28130006
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28130007 can be divided by 4 positive divisors.
The sum of these divisors (counting 28130007) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011010011101011010111
3
Ternary
1221221011010010
4
Quaternary
1223103223113
5
Quinary
24200130012
6
Senary
2442531303
8
Octal
153235327
10
Decimal
28130007
12
Duodecimal
9506b33
16
Hexadecimal
1ad3ad7
20
Vigesimal
8fg507
36
Base36
gqx93
md5
2d29bf17463bb56c6fe33dc50b9df51c
sha1
31742f31ca801eb95effbbe76976632af0787b16
sha256
7d32da9b92c1d140760b3180f931ef8866fe226536ea50bf2bfd47746dc9bb2e
sha512
f0c19115a355942ed5c6b8047c5da2d8f01a83d420920f4d48eaf48d73b0671e895ccb906b3c4a732a289b80f33c436ef8102a6c69567fc722ab37b4e4dad41f
ripemd-160
ae84faa5cc5916d4c4bb57ee2caf4ae69c426443
Diameter
56260014
Circumference
176746046.67326
Area
2.4859337650706E+15
Volume
9.3239112283961E+22
Surface area
9.9437350602822E+15
Circumference
176746046.67326
Perimeter
112520028
Area
791297293820049
Diagonal
39781837.40905
Surface area
4747783762920294
Volume
2.2259198414239E+22
Space diagonal
48722601.341268
Perimeter
84390021
Area
3.4264177919702E+14
Altitude
24361300.670634
Surface area
3.4264177919702E+14
Volume
2.6232716904142E+21
Height
13260612.469683