1978291264 is an even 10-digits composite number following 1978291263
and preceding 1978291265 . In scientific notation, it is written as 1.978291264 × 10^9.
The sum of its digits is 49. It has a total of 7 prime factors and 14 positive divisors.
There are 989145600 positive integers (up to 1978291264) that are relatively prime to 1978291264.
1978291264 has 14 divisors, whose sum is 3925671854
The reverse of 1978291264 is 4621928791
Previous prime number is 2
Is Prime? no Number parity even Number length 10 Sum of Digits 49 Digital Root 4
Name
one billion nine hundred seventy-eight million two hundred ninety-one thousand two hundred sixty-four
Scientific notation
1.978291264 × 10^9
Engineering notation
1.978291264 × 10^9
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 30910801
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
61821602 Product of the distinct prime numbers
The prime factorization of 1978291264 is 2 × 2 × 2 × 2 × 2 × 2 × 30910801.
Since it has a total of 7 prime factors.
2 , 1 , 94 , 33 , 499 , 718 , 6774 , 718 , 94734 , 26218 , 144062 , 141167 , 7158006 , 905838 , 43114634 , 38293593 , 151412623 , 27536263 , 3915845365 , 6452492040
n×2
3956582528
n×3
5934873792
n×4
7913165056
n×5
9891456320
n÷2
989145632
n÷3
659430421.33333
n÷3
494572816
n÷5
395658252.8
n2
3913636325218717696
n3
7.7423125526533E+27
n4
1.5316549286071E+37
n5
3.0300595647261E+46
2 √n44477.986285352
3 √n1255.3459074129
4 √n210.89804713499
5 √n72.319938248239
1 , 2 , 4 , 8 , 16 , 32 , 64 , 30910801 , 61821602 , 123643204 , 247286408 , 494572816 , 989145632 , 1978291264
14 divisors
τ Total Divisors
14 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1978291263 Sum of the proper positive divisors of n
A Arithmetic Mean
0.071428571428571 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
14 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1978291264 can be divided by 14 positive divisors.
The sum of these divisors (counting 1978291264) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
1110101111010100101010001000000
3
Ternary
12002212111121102211
4
Quaternary
1311322211101000
5
Quinary
13022420310024
6
Senary
524145351504
8
Octal
16572452100
10
Decimal
1978291264
12
Duodecimal
472638594
16
Hexadecimal
75ea5440
20
Vigesimal
1ai46834
36
Base36
wptnb4
md5
2611a7b5a18c85b2d086d3848aa5555b
sha1
1558ad0ca23593059f3558aef6bf5c86d137843a
sha256
c3626cb1a2f2381555cf618b227ac3db7c978ba06e562e080ed9b507b1795c6d
sha512
da4851bb7b9b53046882f87989440129112c930c7982cb2c4bcaf477f8caeee461fb8ed71f3af84467a1defbe7d45ccaf4e1f689228200547e652a29e9d17fd8
ripemd-160
2db2b30caeefdf58877a69c8975ac155a74188c5
Diameter
3956582528
Circumference
12429970603.287
Area
1.2295051128129E+19
Volume
3.2430922982949E+28
Surface area
4.9180204512517E+19
Circumference
12429970603.287
Perimeter
7913165056
Area
3913636325218717696
Diagonal
2797726335.873
Surface area
2.3481817951312E+19
Volume
7.7423125526533E+27
Space diagonal
3426500981.4177
Perimeter
5934873792
Area
1.6946542394065E+18
Altitude
1713250490.7088
Surface area
1.6946542394065E+18
Volume
9.1244028467447E+26
Height
932575445.291