18280139 is an odd 8-digits composite number following 18280138
and preceding 18280140 . In scientific notation, it is written as 1.8280139 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 18221424 positive integers (up to 18280139) that are relatively prime to 18280139.
18280139 has 4 divisors, whose sum is 18338856
The reverse of 18280139 is 93108281
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighteen million two hundred eighty thousand one hundred thirty-nine
Scientific notation
1.8280139 × 10^7
Engineering notation
1.8280139 × 10^6
Prime Factorization
313 × 58403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18280139
Product of the distinct prime numbers
The prime factorization of 18280139 is 313 × 58403.
Since it has a total of 2 prime factors.
2 , 5 , 78 , 51 , 533 , 782 , 5898 , 8015 , 66442 , 32832 , 204910 , 230756 , 6499792 , 3171174 , 28094141 , 14521979 , 60949485 , 201678727 , 1545945209 , 3941083871
n×2
36560278
n×3
54840417
n×4
73120556
n×5
91400695
n÷2
9140069.5
n÷3
6093379.6666667
n÷3
4570034.75
n÷5
3656027.8
n2
334163481859321
n3
6.1085548971124E+21
n4
1.1166523260834E+29
n5
2.0412559735479E+36
2 √n
4275.5279206199
3 √n
263.4267241612
4 √n
65.387521138363
5 √n
28.339742427908
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
-18280138
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 18280139 can be divided by 4 positive divisors.
The sum of these divisors (counting 18280139) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101101110111011001011
3
Ternary
1021101201122012
4
Quaternary
1011232323023
5
Quinary
14134431024
6
Senary
1451450135
8
Octal
105567313
10
Decimal
18280139
12
Duodecimal
615694b
16
Hexadecimal
116eecb
20
Vigesimal
5e506j
36
Base36
avt1n
md5
525ee9206a9c87e2a6f1cffa22d11b15
sha1
a62462a00c593988f22722effb4dbb9d52c5c3a6
sha256
8c167a69d7f4a67ce2ba5b60f96db443a70be99411a7fb00bfc604e2f5205b22
sha512
204115d024c6e8b73ed036febc0b4e5588d0fd6bb45c35d6df46afbfc040ea1446de6a53512fce89c866a1498f59ce3497e55ef97700e9fe78eafedce143c39e
ripemd-160
359663aeebdfccbe448a83d5158ca277f75470ad
Diameter
36560278
Circumference
114857500.778
Area
1.0498055397072E+15
Volume
2.5587454918424E+22
Surface area
4.1992221588289E+15
Circumference
114857500.778
Perimeter
73120556
Area
334163481859321
Diagonal
25852020.495865
Surface area
2004980891155926
Volume
6.1085548971124E+21
Space diagonal
31662129.517421
Perimeter
54840417
Area
1.4469703215362E+14
Altitude
15831064.758711
Surface area
1.4469703215362E+14
Volume
7.1990009849974E+20
Height
8617340.1652885