1220161185 is an odd 10-digits composite number following 1220161184
and preceding 1220161186 . In scientific notation, it is written as 1.220161185 × 10^9.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 650752560 positive integers (up to 1220161185) that are relatively prime to 1220161185.
1220161185 has 12 divisors, whose sum is 1879952256
The reverse of 1220161185 is 5811610221
Previous prime number is 3
Is Prime? no Number parity odd Number length 10 Sum of Digits 27 Digital Root 9
Name
one billion two hundred twenty million one hundred sixty-one thousand one hundred eighty-five
Scientific notation
1.220161185 × 10^9
Engineering notation
1.220161185 × 10^9
Prime Factorization
15 × 3 × 3 × 9038231
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
406720395 Product of the distinct prime numbers
The prime factorization of 1220161185 is 15 × 3 × 3 × 9038231.
Since it has a total of 4 prime factors.
3 , 3 , 63 , 35 , 727 , 39 , 2401 , 28 , 47814 , 77256 , 347718 , 996041 , 4724029 , 8728278 , 63110084 , 18987464 , 86490915 , 635473664 , 9805932034 , 7471508470
n×2
2440322370
n×3
3660483555
n×4
4880644740
n×5
6100805925
n÷2
610080592.5
n÷3
406720395
n÷3
305040296.25
n÷5
244032237
n2
1488793317380604225
n3
1.8165678183552E+27
n4
2.2165055418771E+36
n5
2.7044940285359E+45
2 √n34930.805673503
3 √n1068.5767857172
4 √n186.89784823133
5 √n65.657363744172
1 , 3 , 9 , 15 , 45 , 135 , 9038231 , 27114693 , 81344079 , 135573465 , 406720395 , 1220161185
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1220161184 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1220161185 can be divided by 12 positive divisors.
The sum of these divisors (counting 1220161185) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000101110100010111010100001
3
Ternary
10011000221121111000
4
Quaternary
1020232202322201
5
Quinary
4444330124220
6
Senary
321024142213
8
Octal
11056427241
10
Decimal
1220161185
12
Duodecimal
2a0767969
16
Hexadecimal
48ba2ea1
20
Vigesimal
j1602j5
36
Base36
k6gae9
md5
f18b0373d5296360c86ffee3fb39ae0a
sha1
27c263cdb1851d22ca8874753f5ed3a58ada8290
sha256
0709c7f9d3a726ad1a234281c3af92502f6360c743171f9effb246a42cee4fe8
sha512
7c35a12c75ed7d25315224e88e952030f79fbc569b3974d0056afaf40b12be3e9381b06d8ba6924d1ac49845001a0ababd4d960e0155aad1fedd6bfe0599ef4d
ripemd-160
86903cd92f5de6c84986f1e6a07f12dd6b301ddf
Diameter
2440322370
Circumference
7666498829.9828
Area
4.6771821485965E+18
Volume
7.6092214838564E+27
Surface area
1.8708728594386E+19
Circumference
7666498829.9828
Perimeter
4880644740
Area
1488793317380604225
Diagonal
1725568496.1082
Surface area
8932759904283625350
Volume
1.8165678183552E+27
Space diagonal
2113381165.8434
Perimeter
3660483555
Area
6.4466641691806E+17
Altitude
1056690582.9217
Surface area
6.4466641691806E+17
Volume
2.1408457047404E+26
Height
575189498.70274