130781187 is an odd 9-digits composite number following 130781186
and preceding 130781188 . In scientific notation, it is written as 1.30781187 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 81795840 positive integers (up to 130781187) that are relatively prime to 130781187.
130781187 has 16 divisors, whose sum is 154353600
The reverse of 130781187 is 781187031
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred thirty million seven hundred eighty-one thousand one hundred eighty-seven
Scientific notation
1.30781187 × 10^8
Engineering notation
1.30781187 × 10^6
Prime Factorization
9 × 17 × 359 × 2381
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
130781187
Product of the distinct prime numbers
The prime factorization of 130781187 is 9 × 17 × 359 × 2381.
Since it has a total of 4 prime factors.
3 , 10 , 14 , 92 , 22 , 943 , 9989 , 4086 , 42413 , 37291 , 591392 , 886773 , 2438721 , 9203491 , 45025146 , 24724170 , 501312030 , 748383105 , 3733813827 , 9919678779
n×2
261562374
n×3
392343561
n×4
523124748
n×5
653905935
n÷2
65390593.5
n÷3
43593729
n÷3
32695296.75
n÷5
26156237.4
n2
17103718873128969
n3
2.2368446563421E+24
n4
2.9253719929103E+32
n5
3.8258362164936E+40
2 √n
11435.960257014
3 √n
507.59237740213
4 √n
106.93904926178
5 √n
42.005780143288
1 , 9 , 17 , 153 , 359 , 2381 , 3231 , 6103 , 21429 , 40477 , 54927 , 364293 , 854779 , 7693011 , 14531243 , 130781187
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-130781186
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 130781187 can be divided by 16 positive divisors.
The sum of these divisors (counting 130781187) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111110010111001000000000011
3
Ternary
100010002101001200
4
Quaternary
13302321000003
5
Quinary
231434444222
6
Senary
20551032243
8
Octal
762710003
10
Decimal
130781187
12
Duodecimal
3796b683
16
Hexadecimal
7cb9003
20
Vigesimal
20h7cj7
36
Base36
25v3er
md5
81c0be6ad6d9df556a91e8d3eb865543
sha1
e588313c5754176e56b354b8d70489ac421bf4b7
sha256
e9f7367e5cfe0d99a11af9ae12c0a9032e47d60ee247fc53205d9fc64f87887f
sha512
8ca44b34c0d2eecb33727dc6f6562d48c8b844d16a7a81a3ebcdb582ac553205cac569c102f7c908cf0e4709016184275e9d254a06167c34062846dd9be83574
ripemd-160
296f12cb8b27db5209bf4b5682651be4a08b7613
Diameter
261562374
Circumference
821722432.61391
Area
5.3732917560887E+16
Volume
9.3696729861146E+24
Surface area
2.1493167024355E+17
Circumference
821722432.61391
Perimeter
523124748
Area
17103718873128969
Diagonal
184952528.35865
Surface area
102622313238773814
Volume
2.2368446563421E+24
Space diagonal
226519660.55817
Perimeter
392343561
Area
7.4061275216585E+15
Altitude
113259830.27908
Surface area
7.4061275216585E+15
Volume
2.6361467082673E+23
Height
61650842.786217