1213666988 is an even 10-digits composite number following 1213666987
and preceding 1213666989 . In scientific notation, it is written as 1.213666988 × 10^9.
The sum of its digits is 50. It has a total of 5 prime factors and 24 positive divisors.
There are 586852560 positive integers (up to 1213666988) that are relatively prime to 1213666988.
1213666988 has 24 divisors, whose sum is 2193945600
The reverse of 1213666988 is 8896663121
Previous prime number is 2099
Is Prime? no Number parity even Number length 10 Sum of Digits 50 Digital Root 5
Name
one billion two hundred thirteen million six hundred sixty-six thousand nine hundred eighty-eight
Scientific notation
1.213666988 × 10^9
Engineering notation
1.213666988 × 10^9
Prime Factorization
2 × 2 × 31 × 2099 × 4663
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
606833494 Product of the distinct prime numbers
The prime factorization of 1213666988 is 2 × 2 × 31 × 2099 × 4663.
Since it has a total of 5 prime factors.
9 , 4 , 92 , 87 , 514 , 687 , 2905 , 1079 , 72600 , 32822 , 320043 , 813061 , 9589665 , 2115414 , 20967718 , 41161328 , 96325223 , 231344185 , 387130671 , 6604520827
n×2
2427333976
n×3
3641000964
n×4
4854667952
n×5
6068334940
n÷2
606833494
n÷3
404555662.66667
n÷3
303416747
n÷5
242733397.6
n2
1472987557760992144
n3
1.7877163725893E+27
n4
2.1696923453187E+36
n5
2.6332839736296E+45
2 √n34837.723634015
3 √n1066.6776113894
4 √n186.64866362772
5 √n65.587323401563
1 , 2 , 4 , 31 , 62 , 124 , 2099 , 4198 , 4663 , 8396 , 9326 , 18652 , 65069 , 130138 , 144553 , 260276 , 289106 , 578212 , 9787637 , 19575274 , 39150548 , 303416747 , 606833494 , 1213666988
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
-1213666987 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 1213666988 can be divided by 24 positive divisors.
The sum of these divisors (counting 1213666988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001000010101110001011010101100
3
Ternary
10010120201200010012
4
Quaternary
1020111301122230
5
Quinary
4441144320423
6
Senary
320233032352
8
Octal
11025613254
10
Decimal
1213666988
12
Duodecimal
29a5556b8
16
Hexadecimal
485716ac
20
Vigesimal
ij58798
36
Base36
k2l3fw
md5
a164924da52b5271eaada905718d5dce
sha1
bd0a517021a444cff66119345a8fe33f5122cb5f
sha256
878292adcd3114060ee6b4932bf8fe95f7d9941f4a60fc7214ebec12b7f302bc
sha512
4f909d890278d4f2cca523ef8b37da32744860f9bc1cee7f2b68b3d9a27f8555a32101116d565dbf4ebcecf3b33d3119801b44a913de07b48581eeb8170ded0d
ripemd-160
3d49717ea8044ce02bb1c40491d26ec069452c5f
Diameter
2427333976
Circumference
7625694586.8105
Area
4.6275268902911E+18
Volume
7.4883688304381E+27
Surface area
1.8510107561164E+19
Circumference
7625694586.8105
Perimeter
4854667952
Area
1472987557760992144
Diagonal
1716384314.6341
Surface area
8837925346565952864
Volume
1.7877163725893E+27
Space diagonal
2102132886.6851
Perimeter
3641000964
Area
6.3782232223971E+17
Altitude
1051066443.3425
Surface area
6.3782232223971E+17
Volume
2.1068439498268E+26
Height
572128104.87803