1218199742 is an even 10-digits composite number following 1218199741
and preceding 1218199743 . In scientific notation, it is written as 1.218199742 × 10^9.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 606039840 positive integers (up to 1218199742) that are relatively prime to 1218199742.
1218199742 has 16 divisors, whose sum is 1836499392
The reverse of 1218199742 is 2479918121
Previous prime number is 1373
Is Prime? no
Number parity even
Number length 10
Sum of Digits 44
Digital Root 8
Name
one billion two hundred eighteen million one hundred ninety-nine thousand seven hundred forty-two
Scientific notation
1.218199742 × 10^9
Engineering notation
1.218199742 × 10^9
Prime Factorization
2 × 271 × 1373 × 1637
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1218199742
Product of the distinct prime numbers
The prime factorization of 1218199742 is 2 × 271 × 1373 × 1637.
Since it has a total of 4 prime factors.
10 , 4 , 72 , 57 , 104 , 497 , 4530 , 5831 , 25804 , 20342 , 768398 , 698740 , 6341681 , 7337710 , 37414300 , 67309132 , 825260505 , 883375052 , 6235777458 , 2942133160
n×2
2436399484
n×3
3654599226
n×4
4872798968
n×5
6090998710
n÷2
609099871
n÷3
406066580.66667
n÷3
304549935.5
n÷5
243639948.4
n2
1484010611408866564
n3
1.8078213439435E+27
n4
2.2022874947741E+36
n5
2.6828260579437E+45
2 √n
34902.718260903
3 √n
1068.0038896696
4 √n
186.82269203955
5 √n
65.636240950385
1 , 2 , 271 , 542 , 1373 , 1637 , 2746 , 3274 , 372083 , 443627 , 744166 , 887254 , 2247601 , 4495202 , 609099871 , 1218199742
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
-1218199741
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 1218199742 can be divided by 16 positive divisors.
The sum of these divisors (counting 1218199742) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001000100111000100000010111110
3
Ternary
10010220020221212222
4
Quaternary
1020213010002332
5
Quinary
4443324342432
6
Senary
320514125342
8
Octal
11047040276
10
Decimal
1218199742
12
Duodecimal
29bb80852
16
Hexadecimal
489c40be
20
Vigesimal
j0dej72
36
Base36
k5a8xq
md5
039dce2f6d88ec19b27f19f63fa24c7b
sha1
8245742a3c200f78310b7b9df852ea949441a1d6
sha256
e1d343ce0ec5a445b8ef7b161b09b3f266b32dfe7890104e776597c57643fc47
sha512
74aafcb1eb470ed490988be516cf742007635ee0277c8eb1a27a5b03055dd95e69681afa39cb798722ecbfd10a410ead7b519e339f16535c138eed95cce2c912
ripemd-160
281f03e7e95f05a4bcec64f703eefba311d49aa9
Diameter
2436399484
Circumference
7654174720.1444
Area
4.6621568346514E+18
Volume
7.5725843375145E+27
Surface area
1.8648627338606E+19
Circumference
7654174720.1444
Perimeter
4872798968
Area
1484010611408866564
Diagonal
1722794596.8158
Surface area
8904063668453199384
Volume
1.8078213439435E+27
Space diagonal
2109983846.9113
Perimeter
3654599226
Area
6.4259544448288E+17
Altitude
1054991923.4556
Surface area
6.4259544448288E+17
Volume
2.1305378857938E+26
Height
574264865.60527