138188515 is an odd 9-digits composite number following 138188514
and preceding 138188516 . In scientific notation, it is written as 1.38188515 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 110550808 positive integers (up to 138188515) that are relatively prime to 138188515.
138188515 has 4 divisors, whose sum is 165826224
The reverse of 138188515 is 515881831
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred thirty-eight million one hundred eighty-eight thousand five hundred fifteen
Scientific notation
1.38188515 × 10^8
Engineering notation
1.38188515 × 10^6
Prime Factorization
5 × 27637703
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138188515
Product of the distinct prime numbers
The prime factorization of 138188515 is 5 × 27637703.
Since it has a total of 2 prime factors.
1 , 9 , 36 , 82 , 171 , 383 , 9968 , 3521 , 60573 , 72465 , 779569 , 311899 , 3374943 , 7914221 , 18906154 , 9681540 , 281737994 , 919532345 , 9719521622 , 4681477380
n×2
276377030
n×3
414565545
n×4
552754060
n×5
690942575
n÷2
69094257.5
n÷3
46062838.333333
n÷3
34547128.75
n÷5
27637703
n2
19096065677905225
n3
2.6388569583722E+24
n4
3.6465972437487E+32
n5
5.0391785791673E+40
2 √n
11755.36111738
3 √n
517.00012720311
4 √n
108.42214311376
5 √n
42.471186118908
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
-138188514
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 138188515 can be divided by 4 positive divisors.
The sum of these divisors (counting 138188515) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001111001001011011100011
3
Ternary
100122000201000011
4
Quaternary
20033021123203
5
Quinary
240334013030
6
Senary
21413505351
8
Octal
1017113343
10
Decimal
138188515
12
Duodecimal
3a342257
16
Hexadecimal
83c96e3
20
Vigesimal
233db5f
36
Base36
2a9uxv
md5
b4071da04bc6de7adf5b621d2fa9db65
sha1
8108cc54e4f28da1b4d55f3b7ee26dc3c54ca4b5
sha256
cadf9fb4c9b975dae363aab8bb291eeb2d796835ff344bfb30919bd36b52b529
sha512
94506c707cc6bff3d8a9f5f2a45a71e044af5877145626ad615dafed63830b52d5b422e7db9b00789a677f208e41787ce5f6c0f01a332ef222b20897025c8797
ripemd-160
f3b350a2c39c1626963450ef295c3682345e6764
Diameter
276377030
Circumference
868264047.06897
Area
5.9992059646175E+16
Volume
1.1053618179062E+25
Surface area
2.399682385847E+17
Circumference
868264047.06897
Perimeter
552754060
Area
19096065677905225
Diagonal
195428072.0772
Surface area
114576394067431350
Volume
2.6388569583722E+24
Space diagonal
239349529.00249
Perimeter
414565545
Area
8.268838994701E+15
Altitude
119674764.50125
Surface area
8.268838994701E+15
Volume
3.1099227497438E+23
Height
65142690.692399