1388794923 is an odd 10-digits composite number following 1388794922
and preceding 1388794924 . In scientific notation, it is written as 1.388794923 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 856614528 positive integers (up to 1388794923) that are relatively prime to 1388794923.
1388794923 has 8 divisors, whose sum is 1415438400
The reverse of 1388794923 is 3294978831
Previous prime number is 59
Is Prime? no Number parity odd Number length 10 Sum of Digits 54 Digital Root 9
Name
one billion three hundred eighty-eight million seven hundred ninety-four thousand nine hundred twenty-three
Scientific notation
1.388794923 × 10^9
Engineering notation
1.388794923 × 10^9
Prime Factorization
459 × 59 × 51283
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1388794923 Product of the distinct prime numbers
The prime factorization of 1388794923 is 459 × 59 × 51283.
Since it has a total of 3 prime factors.
3 , 7 , 32 , 14 , 76 , 256 , 3401 , 64 , 50705 , 80745 , 509942 , 66597 , 4011086 , 3662923 , 20560804 , 94023980 , 976615888 , 865377163 , 3318172653 , 9175041597
n×2
2777589846
n×3
4166384769
n×4
5555179692
n×5
6943974615
n÷2
694397461.5
n÷3
462931641
n÷3
347198730.75
n÷5
277758984.6
n2
1928751338150575929
n3
2.678640066153E+27
n4
3.7200817244176E+36
n5
5.1664306120163E+45
2 √n37266.538918982
3 √n1115.6964213579
4 √n193.04543226656
5 √n67.379475196711
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
-1388794922 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 1388794923 can be divided by 8 positive divisors.
The sum of these divisors (counting 1388794923) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010110001110101010000101011
3
Ternary
10120210021002111000
4
Quaternary
1102301311100223
5
Quinary
10321012414143
6
Senary
345450410043
8
Octal
12261652053
10
Decimal
1388794923
12
Duodecimal
329130923
16
Hexadecimal
52c7542b
20
Vigesimal
11djj763
36
Base36
myup0r
md5
54469d0eefce89f82955c4eabec954ed
sha1
8621c5f5530479b76ff0108c17a0f5d817a8d9e6
sha256
50f636895eb754403e325d9c618cecf18c96f21ff5f4146f73e825dc9010b2a9
sha512
4d94639afdd009c720118119dde348feb43bc3f639faae967a00f763c4ca4ec7b3c387c4f6e54ca3318e9c5b55a09e3781f05a99f80379734e5dda97c1ee8de0
ripemd-160
af3d87d4a0da66b464d2bfc425793bea4fe7eecd
Diameter
2777589846
Circumference
8726055854.8792
Area
6.0593510345353E+18
Volume
1.122026127125E+28
Surface area
2.4237404138141E+19
Circumference
8726055854.8792
Perimeter
5555179692
Area
1928751338150575929
Diagonal
1964052615.4615
Surface area
1.1572508028903E+19
Volume
2.678640066153E+27
Space diagonal
2405463367.9297
Perimeter
4166384769
Area
8.3517382821081E+17
Altitude
1202731683.9649
Surface area
8.3517382821081E+17
Volume
3.1568075918913E+26
Height
654684205.15383