1220249545 is an odd 10-digits composite number following 1220249544
and preceding 1220249546 . In scientific notation, it is written as 1.220249545 × 10^9.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 916701184 positive integers (up to 1220249545) that are relatively prime to 1220249545.
1220249545 has 8 divisors, whose sum is 1237393800
The reverse of 1220249545 is 5459420221
Previous prime number is 449
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 34
Digital Root 7
Name
one billion two hundred twenty million two hundred forty-nine thousand five hundred forty-five
Scientific notation
1.220249545 × 10^9
Engineering notation
1.220249545 × 10^9
Prime Factorization
85 × 449 × 31973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1220249545
Product of the distinct prime numbers
The prime factorization of 1220249545 is 85 × 449 × 31973.
Since it has a total of 3 prime factors.
6 , 7 , 74 , 31 , 787 , 491 , 7830 , 8437 , 75378 , 65100 , 277176 , 398171 , 9696782 , 7054676 , 72708255 , 48513001 , 819485736 , 208595161 , 7053883585 , 4374765875
n×2
2440499090
n×3
3660748635
n×4
4880998180
n×5
6101247725
n÷2
610124772.5
n÷3
406749848.33333
n÷3
305062386.25
n÷5
244049909
n2
1489008952072707025
n3
1.8169624962676E+27
n4
2.2171476593527E+36
n5
2.7054734225229E+45
2 √n
34932.070436778
3 √n
1068.6025793492
4 √n
186.90123176902
5 √n
65.65831465405
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1220249544
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1220249545 can be divided by 8 positive divisors.
The sum of these divisors (counting 1220249545) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000101110111000011111001001
3
Ternary
10011001010002200121
4
Quaternary
1020232320133021
5
Quinary
4444340441140
6
Senary
321030103241
8
Octal
11056703711
10
Decimal
1220249545
12
Duodecimal
2a07aab21
16
Hexadecimal
48bb87c9
20
Vigesimal
j16b3h5
36
Base36
k6i6kp
md5
1f7a206e12185481ecc73b159c2b0969
sha1
5eac76ec48e7d215536f12de5b768c4ac7f70a27
sha256
c0672bcb7fac29df4a150f30cce5cd85c6f618f381c83a06683ffb43d8f1601b
sha512
cd6bbcbb92869183c1aeae833b168c7092f350abd0e9127c79fc36aff0e154b1273a6d5f6b9949e92fe1ad8bd265edfb6cc332bfd7e8fb189b277e1c7c2efef0
ripemd-160
8b904db4e570bdc7462df5d9a9d7756f6455addd
Diameter
2440499090
Circumference
7667054012.2366
Area
4.6778595849611E+18
Volume
7.6108747068302E+27
Surface area
1.8711438339844E+19
Circumference
7667054012.2366
Perimeter
4880998180
Area
1489008952072707025
Diagonal
1725693456.0186
Surface area
8934053712436242150
Volume
1.8169624962676E+27
Space diagonal
2113534209.8528
Perimeter
3660748635
Area
6.4475978947871E+17
Altitude
1056767104.9264
Surface area
6.4475978947871E+17
Volume
2.1413108371208E+26
Height
575231152.0062