1228702989 is an odd 10-digits composite number following 1228702988
and preceding 1228702990 . In scientific notation, it is written as 1.228702989 × 10^9.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 814650480 positive integers (up to 1228702989) that are relatively prime to 1228702989.
1228702989 has 16 divisors, whose sum is 1647267840
The reverse of 1228702989 is 9892078221
Previous prime number is 2647
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 48
Digital Root 3
Name
one billion two hundred twenty-eight million seven hundred two thousand nine hundred eighty-nine
Scientific notation
1.228702989 × 10^9
Engineering notation
1.228702989 × 10^9
Prime Factorization
3 × 431 × 2647 × 359
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1228702989
Product of the distinct prime numbers
The prime factorization of 1228702989 is 3 × 431 × 2647 × 359.
Since it has a total of 4 prime factors.
8 , 8 , 3 , 24 , 89 , 109 , 5972 , 2072 , 99477 , 88242 , 431704 , 739823 , 9431680 , 913006 , 67754458 , 66251430 , 754404743 , 302514399 , 9460601482 , 571827517
n×2
2457405978
n×3
3686108967
n×4
4914811956
n×5
6143514945
n÷2
614351494.5
n÷3
409567663
n÷3
307175747.25
n÷5
245740597.8
n2
1509711035177534121
n3
1.8549864614489E+27
n4
2.2792274097368E+36
n5
2.8004935309544E+45
2 √n
35052.859926117
3 √n
1071.0645326015
4 √n
187.22409013297
5 √n
65.749034983784
1 , 3 , 359 , 431 , 1077 , 1293 , 2647 , 7941 , 154729 , 464187 , 950273 , 1140857 , 2850819 , 3422571 , 409567663 , 1228702989
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1228702988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1228702989 can be divided by 16 positive divisors.
The sum of these divisors (counting 1228702989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001001001111001000010100001101
3
Ternary
10011122000120122010
4
Quaternary
1021033020110031
5
Quinary
10004021443424
6
Senary
321531211433
8
Octal
11117102415
10
Decimal
1228702989
12
Duodecimal
2a35a6b79
16
Hexadecimal
493c850d
20
Vigesimal
j3j7h99
36
Base36
kbjdal
md5
fa7d833f7718fbcd5b236e87fac46573
sha1
e278411ec51d4f7bd003f67aee718ee6d65b6be2
sha256
3b31463b049e2e29f6e027f6e59f7c51589910e8a2fff5105f303c5f329615ae
sha512
1c00aa0527f2795abb32077fb5d40a8bf6b9fc658b75dbcbe0b0679de0a39d937c50780c48610daff560baaef1d570fb3a833e9da3bd6193b3546c7a3264685b
ripemd-160
46e5a41c0f4d8b1194491a8b76a6337052d94420
Diameter
2457405978
Circumference
7720168567.3724
Area
4.7428970971572E+18
Volume
7.7701491197286E+27
Surface area
1.8971588388629E+19
Circumference
7720168567.3724
Perimeter
4914811956
Area
1509711035177534121
Diagonal
1737648431.1722
Surface area
9058266211065204726
Volume
1.8549864614489E+27
Space diagonal
2128176004.3597
Perimeter
3686108967
Area
6.5372405441872E+17
Altitude
1064088002.1799
Surface area
6.5372405441872E+17
Volume
2.1861225098329E+26
Height
579216143.72405