138793969 is an odd 9-digits composite number following 138793968
and preceding 138793970 . In scientific notation, it is written as 1.38793969 × 10^8.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 138427380 positive integers (up to 138793969) that are relatively prime to 138793969.
138793969 has 4 divisors, whose sum is 139160560
The reverse of 138793969 is 969397831
Previous prime number is 379
Is Prime? no Number parity odd Number length 9 Sum of Digits 55 Digital Root 1
Name
one hundred thirty-eight million seven hundred ninety-three thousand nine hundred sixty-nine
Scientific notation
1.38793969 × 10^8
Engineering notation
1.38793969 × 10^6
Prime Factorization
379 × 366211
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
138793969 Product of the distinct prime numbers
The prime factorization of 138793969 is 379 × 366211.
Since it has a total of 2 prime factors.
9 , 10 , 26 , 15 , 971 , 238 , 186 , 4697 , 20125 , 29192 , 434124 , 638591 , 7946945 , 3224254 , 83261715 , 62468505 , 985366581 , 40838317 , 3227963827 , 7670816623
n×2
277587938
n×3
416381907
n×4
555175876
n×5
693969845
n÷2
69396984.5
n÷3
46264656.333333
n÷3
34698492.25
n÷5
27758793.8
n2
19263765830772961
n3
2.6736945175396E+24
n4
3.7109267398286E+32
n5
5.1505425088904E+40
2 √n11781.085221659
3 √n517.75408217407
4 √n108.54070767071
5 √n42.50833740036
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-138793968 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138793969 can be divided by 4 positive divisors.
The sum of these divisors (counting 138793969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010001011101001111110001
3
Ternary
100200011110112101
4
Quaternary
20101131033301
5
Quinary
241012401334
6
Senary
21434500401
8
Octal
1021351761
10
Decimal
138793969
12
Duodecimal
3a594701
16
Hexadecimal
845d3f1
20
Vigesimal
23794i9
36
Base36
2amu41
md5
fc35d4909bb319f54ece979f13425c69
sha1
fe1df1cf481413781a3cdbe6253c2d9544721b1e
sha256
d9942baabbd0b80b03e6f97ae66043d15559cdb45be36d7bce8d40c0674eb096
sha512
0d5dc11dcd3fa064925e7182d705df21a268d15ef5740f19133ba179570cb8f2b03e990699a993ad6e5e2d760d7aff1bb6d20ea8518510bbe03b8a85179b5193
ripemd-160
fc074ff3a5ee7a4a2d967a890e986bb70723dec9
Diameter
277587938
Circumference
872068226.74594
Area
6.051890521443E+16
Volume
1.1199545405661E+25
Surface area
2.4207562085772E+17
Circumference
872068226.74594
Perimeter
555175876
Area
19263765830772961
Diagonal
196284313.33539
Surface area
115582594984637766
Volume
2.6736945175396E+24
Space diagonal
240398206.09214
Perimeter
416381907
Area
8.341455291002E+15
Altitude
120199103.04607
Surface area
8.341455291002E+15
Volume
3.1509792069559E+23
Height
65428104.44513