18055961 is an odd 8-digits composite number following 18055960
and preceding 18055962 . In scientific notation, it is written as 1.8055961 × 10^7.
The sum of its digits is 35. It has a total of 5 prime factors and 24 positive divisors.
There are 13910400 positive integers (up to 18055961) that are relatively prime to 18055961.
18055961 has 24 divisors, whose sum is 23173920
The reverse of 18055961 is 16955081
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighteen million fifty-five thousand nine hundred sixty-one
Scientific notation
1.8055961 × 10^7
Engineering notation
1.8055961 × 10^6
Prime Factorization
7 × 139 × 7 × 11 × 241
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2579423
Product of the distinct prime numbers
The prime factorization of 18055961 is 7 × 139 × 7 × 11 × 241.
Since it has a total of 5 prime factors.
7 , 9 , 82 , 56 , 638 , 732 , 5563 , 508 , 86477 , 17105 , 109375 , 487191 , 8101738 , 3647399 , 27364899 , 86077166 , 120805916 , 166269197 , 532009256 , 6149045873
n×2
36111922
n×3
54167883
n×4
72223844
n×5
90279805
n÷2
9027980.5
n÷3
6018653.6666667
n÷3
4513990.25
n÷5
3611192.2
n2
326017727633521
n3
5.8865633754595E+21
n4
1.0628755873132E+29
n5
1.919124015238E+36
2 √n
4249.2306362446
3 √n
262.34544976517
4 √n
65.186123034313
5 √n
28.269890193895
1 , 7 , 11 , 49 , 77 , 139 , 241 , 539 , 973 , 1529 , 1687 , 2651 , 6811 , 10703 , 11809 , 18557 , 33499 , 74921 , 129899 , 234493 , 368489 , 1641451 , 2579423 , 18055961
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18055960
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18055961 can be divided by 24 positive divisors.
The sum of these divisors (counting 18055961) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000100111000001100011001
3
Ternary
1020222100010022
4
Quaternary
1010320030121
5
Quinary
14110242321
6
Senary
1443000225
8
Octal
104701431
10
Decimal
18055961
12
Duodecimal
6069075
16
Hexadecimal
1138319
20
Vigesimal
5cgji1
36
Base36
ar02h
md5
05e15b7d09b9050e7ac1f7866ba9b175
sha1
1e1750def3e48c25d10aa136d112683ce6d0fe3c
sha256
c4c50c1811a4b84802524e8ed07836fc162534c7e363266bbcb741ed3ab841b4
sha512
eaf7885f148d5eec2a9689a45451e39fa2c2861a3ed0de27a9c12562e7d60de0e8c2757bd955ef1cb25e94920abb655c9cee392a33c9c2eef799c40c5063dc7e
ripemd-160
ababdc9e017280d291e4dc9b90bb9aa71b2313d2
Diameter
36111922
Circumference
113448948.86221
Area
1.0242148980735E+15
Volume
2.4657579006979E+22
Surface area
4.096859592294E+15
Circumference
113448948.86221
Perimeter
72223844
Area
326017727633521
Diagonal
25534984.92788
Surface area
1956106365801126
Volume
5.8865633754595E+21
Space diagonal
31273841.831482
Perimeter
54167883
Area
1.4116981710735E+14
Altitude
15636920.915741
Surface area
1.4116981710735E+14
Volume
6.9373814677863E+20
Height
8511661.6426266