138293847 is an odd 9-digits composite number following 138293846
and preceding 138293848 . In scientific notation, it is written as 1.38293847 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 92067360 positive integers (up to 138293847) that are relatively prime to 138293847.
138293847 has 8 divisors, whose sum is 153874080
The reverse of 138293847 is 748392831
Previous prime number is 743
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred thirty-eight million two hundred ninety-three thousand eight hundred forty-seven
Scientific notation
1.38293847 × 10^8
Engineering notation
1.38293847 × 10^6
Prime Factorization
9 × 743 × 20681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138293847
Product of the distinct prime numbers
The prime factorization of 138293847 is 9 × 743 × 20681.
Since it has a total of 3 prime factors.
8 , 8 , 61 , 28 , 44 , 747 , 9131 , 6108 , 37548 , 9174 , 224954 , 625964 , 1807116 , 5574990 , 94684323 , 47351121 , 514603569 , 515685212 , 6968498180 , 5291387680
n×2
276587694
n×3
414881541
n×4
553175388
n×5
691469235
n÷2
69146923.5
n÷3
46097949
n÷3
34573461.75
n÷5
27658769.4
n2
19125188118059409
n3
2.6448958394451E+24
n4
3.6577282055116E+32
n5
5.0584130482061E+40
2 √n
11759.840432591
3 √n
517.13145221955
4 √n
108.44279797474
5 √n
42.477658743113
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
-138293846
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 138293847 can be divided by 8 positive divisors.
The sum of these divisors (counting 138293847) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001111100011001001010111
3
Ternary
100122020001111100
4
Quaternary
20033203021113
5
Quinary
240400400342
6
Senary
21420041143
8
Octal
1017431127
10
Decimal
138293847
12
Duodecimal
3a3931b3
16
Hexadecimal
83e3257
20
Vigesimal
2346ec7
36
Base36
2ac47r
md5
fa84021855b1e20430e841074a2a38e5
sha1
6e8fc49f101238415cb0c46e2e0953ae551ca7fe
sha256
f4de7bbce33d376e02dc7091b25a351cc08ec44bf48d3ddb332e3c9ca0595604
sha512
8a51b945cc715c90cccbf88a8d4bb452e7cba24b05fa56a880dcc0513d8f0787ecabe8afa88af0b941b71ccf890499922de3d1fc91b753f1e771a47170ef054f
ripemd-160
cb586747d58e0fc4bcbf3a7b904c804a27f10ca6
Diameter
276587694
Circumference
868925867.54374
Area
6.0083550490218E+16
Volume
1.1078913784948E+25
Surface area
2.4033420196087E+17
Circumference
868925867.54374
Perimeter
553175388
Area
19125188118059409
Diagonal
195577034.02015
Surface area
114751128708356454
Volume
2.6448958394451E+24
Space diagonal
239531969.37816
Perimeter
414881541
Area
8.2814493811979E+15
Altitude
119765984.68908
Surface area
8.2814493811979E+15
Volume
3.1170396393396E+23
Height
65192344.673383