138287816 is an even 9-digits composite number following 138287815
and preceding 138287817 . In scientific notation, it is written as 1.38287816 × 10^8.
The sum of its digits is 44. It has a total of 5 prime factors and 16 positive divisors.
There are 69088320 positive integers (up to 138287816) that are relatively prime to 138287816.
138287816 has 16 divisors, whose sum is 259498140
The reverse of 138287816 is 618782831
Previous prime number is 1381
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred thirty-eight million two hundred eighty-seven thousand eight hundred sixteen
Scientific notation
1.38287816 × 10^8
Engineering notation
1.38287816 × 10^6
Prime Factorization
2 × 2 × 2 × 1381 × 12517
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34571954
Product of the distinct prime numbers
The prime factorization of 138287816 is 2 × 2 × 2 × 1381 × 12517.
Since it has a total of 5 prime factors.
1 , 5 , 11 , 35 , 595 , 429 , 9037 , 8504 , 9935 , 54459 , 744637 , 735709 , 1884304 , 9563960 , 65171857 , 79841126 , 254305497 , 129416732 , 4683807145 , 6257384119
n×2
276575632
n×3
414863448
n×4
553151264
n×5
691439080
n÷2
69143908
n÷3
46095938.666667
n÷3
34571954
n÷5
27657563.2
n2
19123520054049856
n3
2.6445498225068E+24
n4
3.6570901925765E+32
n5
5.0573101564642E+40
2 √n
11759.584006248
3 √n
517.12393473608
4 √n
108.44161565676
5 √n
42.477288246183
1 , 2 , 4 , 8 , 1381 , 2762 , 5524 , 11048 , 12517 , 25034 , 50068 , 100136 , 17285977 , 34571954 , 69143908 , 138287816
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
-138287815
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 138287816 can be divided by 16 positive divisors.
The sum of these divisors (counting 138287816) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000001111100001101011001000
3
Ternary
100122012202012222
4
Quaternary
20033201223020
5
Quinary
240400202231
6
Senary
21415553212
8
Octal
1017415310
10
Decimal
138287816
12
Duodecimal
3a38b808
16
Hexadecimal
83e1ac8
20
Vigesimal
2345jag
36
Base36
2abzk8
md5
0a398833f14441dc67cdfb1545922e5c
sha1
d816c6a0996499da41e00f2d1b39bbc2e0efd0cd
sha256
84bd2ba0fc9a9e619b263fc2a0d0e3698a0c604f9dbcacb86995b8a64e773cd6
sha512
66c944c6cd22111a1da35f153d9651473e9766668856a0845ee1f7751e95cb02efe0fdfb2221eecec2d6e8009f1977b9c2f0bb2734c3ef4b4de1fca46da0b62f
ripemd-160
c820b69201e37221d2bff9978cfa2bfb9234d9ab
Diameter
276575632
Circumference
868887973.65315
Area
6.007831011258E+16
Volume
1.1077464392586E+25
Surface area
2.4031324045032E+17
Circumference
868887973.65315
Perimeter
553151264
Area
19123520054049856
Diagonal
195568504.89816
Surface area
114741120324299136
Volume
2.6445498225068E+24
Space diagonal
239521523.37974
Perimeter
414863448
Area
8.2807270882942E+15
Altitude
119760761.68987
Surface area
8.2807270882942E+15
Volume
3.116631854467E+23
Height
65189501.632718