139780287 is an odd 9-digits composite number following 139780286
and preceding 139780288 . In scientific notation, it is written as 1.39780287 × 10^8.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 93186852 positive integers (up to 139780287) that are relatively prime to 139780287.
139780287 has 4 divisors, whose sum is 155311440
The reverse of 139780287 is 782087931
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred thirty-nine million seven hundred eighty thousand two hundred eighty-seven
Scientific notation
1.39780287 × 10^8
Engineering notation
1.39780287 × 10^6
Prime Factorization
9 × 15531143
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
139780287
Product of the distinct prime numbers
The prime factorization of 139780287 is 9 × 15531143.
Since it has a total of 2 prime factors.
4 , 2 , 84 , 45 , 652 , 559 , 8069 , 6292 , 49966 , 32777 , 663855 , 270640 , 8250207 , 2811483 , 83405001 , 43574801 , 710825874 , 270168066 , 9116179901 , 3650905123
n×2
279560574
n×3
419340861
n×4
559121148
n×5
698901435
n÷2
69890143.5
n÷3
46593429
n÷3
34945071.75
n÷5
27956057.4
n2
19538528633802369
n3
2.7311011399906E+24
n4
3.8175410117392E+32
n5
5.3361697825517E+40
2 √n
11822.871351749
3 √n
518.97763499691
4 √n
108.73302787906
5 √n
42.568582187509
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
-139780286
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 139780287 can be divided by 4 positive divisors.
The sum of these divisors (counting 139780287) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010101001110000010111111
3
Ternary
100202000120111200
4
Quaternary
20111032002333
5
Quinary
241240432122
6
Senary
21511550543
8
Octal
1025160277
10
Decimal
139780287
12
Duodecimal
3a98b453
16
Hexadecimal
854e0bf
20
Vigesimal
23dcae7
36
Base36
2b7z5r
md5
bf1763d6cb416b86e8f2c5b7c253a0da
sha1
839fbc5d0341abff540293587745f28002bbfc74
sha256
78b84b26a66d5a4968a0727490c05297ae44b5122a7e85ef33b316804bb64b86
sha512
d981df3c8fe128f5f6cf1e589790fe82ae58fe5b3ed1801bcceb19ef8db2821d02e81410de019877d998aca74b34b48e2471afdd5823897c3b6c68904d8725f6
ripemd-160
4444e56d451e610bc4409f2f7fd2ca33aa899d3d
Diameter
279560574
Circumference
878265445.51175
Area
6.1382098017907E+16
Volume
1.1440009703474E+25
Surface area
2.4552839207163E+17
Circumference
878265445.51175
Perimeter
559121148
Area
19538528633802369
Diagonal
197679177.6278
Surface area
117231171802814214
Volume
2.7311011399906E+24
Space diagonal
242106558.98056
Perimeter
419340861
Area
8.4604310747213E+15
Altitude
121053279.49028
Surface area
8.4604310747213E+15
Volume
3.2186335603228E+23
Height
65893059.209268