1213897306 is an even 10-digits composite number following 1213897305
and preceding 1213897307 . In scientific notation, it is written as 1.213897306 × 10^9.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 606887520 positive integers (up to 1213897306) that are relatively prime to 1213897306.
1213897306 has 8 divisors, whose sum is 1821029364
The reverse of 1213897306 is 6037983121
Previous prime number is 12473
Is Prime? no Number parity even Number length 10 Sum of Digits 40 Digital Root 4
Name
one billion two hundred thirteen million eight hundred ninety-seven thousand three hundred six
Scientific notation
1.213897306 × 10^9
Engineering notation
1.213897306 × 10^9
Prime Factorization
2 × 12473 × 48661
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1213897306 Product of the distinct prime numbers
The prime factorization of 1213897306 is 2 × 12473 × 48661.
Since it has a total of 3 prime factors.
4 , 4 , 38 , 99 , 609 , 760 , 9586 , 365 , 29255 , 66291 , 867046 , 293672 , 934012 , 6392404 , 53718014 , 48068166 , 375976648 , 388510294 , 8059898645 , 6081472916
n×2
2427794612
n×3
3641691918
n×4
4855589224
n×5
6069486530
n÷2
606948653
n÷3
404632435.33333
n÷3
303474326.5
n÷5
242779461.2
n2
1473546669514057636
n3
1.7887343323884E+27
n4
2.171339787236E+36
n5
2.6357835181364E+45
2 √n34841.029060577
3 √n1066.7450817135
4 √n186.65751809284
5 √n65.589812518391
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
-1213897305 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 1213897306 can be divided by 8 positive divisors.
The sum of these divisors (counting 1213897306) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000010110101001101001011010
3
Ternary
10010121011101001111
4
Quaternary
1020112221221122
5
Quinary
4441224203211
6
Senary
320242010534
8
Octal
11026515132
10
Decimal
1213897306
12
Duodecimal
29a646a4a
16
Hexadecimal
485a9a5a
20
Vigesimal
ij6h356
36
Base36
k2q15m
md5
a80177da6ce33ca02e85ed1d8f492fa7
sha1
49a3503e82f354624e8ecb8d0f11f9fc6b4bb5f8
sha256
03e9cf6952633b3840c6d99fdc0655a6d3d3e79f5e3258338340d9fa57be11d1
sha512
634003670a652c237c589e5cb889652bc611f7bd42b59682c62773994bedbd0df1efc71914d11d3054816ea163af6a4440a1b7cd9b1c729d2329d853fbcfc9ff
ripemd-160
eaf990cbe36ee9f88dcc7bb0f063c2d124aea57f
Diameter
2427794612
Circumference
7627141717.4841
Area
4.6292833916671E+18
Volume
7.4926328504736E+27
Surface area
1.8517133566668E+19
Circumference
7627141717.4841
Perimeter
4855589224
Area
1473546669514057636
Diagonal
1716710033.4734
Surface area
8841280017084345816
Volume
1.7887343323884E+27
Space diagonal
2102531809.163
Perimeter
3641691918
Area
6.3806442473056E+17
Altitude
1051265904.5815
Surface area
6.3806442473056E+17
Volume
2.108043626955E+26
Height
572236677.82445