138640772 is an even 9-digits composite number following 138640771
and preceding 138640773 . In scientific notation, it is written as 1.38640772 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 67708200 positive integers (up to 138640772) that are relatively prime to 138640772.
138640772 has 12 divisors, whose sum is 248264016
The reverse of 138640772 is 277046831
Previous prime number is 43
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred thirty-eight million six hundred forty thousand seven hundred seventy-two
Scientific notation
1.38640772 × 10^8
Engineering notation
1.38640772 × 10^6
Prime Factorization
2 × 2 × 43 × 806051
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
69320386
Product of the distinct prime numbers
The prime factorization of 138640772 is 2 × 2 × 43 × 806051.
Since it has a total of 4 prime factors.
3 , 7 , 42 , 30 , 57 , 235 , 3445 , 1346 , 12402 , 40671 , 592354 , 628575 , 2867266 , 179330 , 65015932 , 82903913 , 581560056 , 24113835 , 3425266560 , 6294049142
n×2
277281544
n×3
415922316
n×4
554563088
n×5
693203860
n÷2
69320386
n÷3
46213590.666667
n÷3
34660193
n÷5
27728154.4
n2
19221263660755984
n3
2.6648508327428E+24
n4
3.694569767163E+32
n5
5.1221800472734E+40
2 √n
11774.581606155
3 √n
517.56351776228
4 √n
108.51074419685
5 √n
42.498949345691
1 , 2 , 4 , 43 , 86 , 172 , 806051 , 1612102 , 3224204 , 34660193 , 69320386 , 138640772
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138640771
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138640772 can be divided by 12 positive divisors.
The sum of these divisors (counting 138640772) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000010000110111110110000100
3
Ternary
100122212200101102
4
Quaternary
20100313312010
5
Quinary
240443001042
6
Senary
21431315232
8
Octal
1020676604
10
Decimal
138640772
12
Duodecimal
3a51bb18
16
Hexadecimal
8437d84
20
Vigesimal
236a1ic
36
Base36
2ajjwk
md5
9094e291eb0beb71ab9b07c70ddba5f3
sha1
beff541aaea7246d931a61fc67cbbc0c21f5ca77
sha256
8cba35b7069dcba5cb50d61853ead636b6e1a840a6aa7330beffbdf716c97180
sha512
6ead583605717c95e185bdbd3aa589058dd02cad586533d6cb2306616ee54dcb18befbb6479659750ba53f15715316ed17f3caea0d5dfd22b241c3bd8da6ae89
ripemd-160
115332e53eec98ecc7d6be92d866074628a46c5b
Diameter
277281544
Circumference
871105661.60643
Area
6.0385380709343E+16
Volume
1.116250106541E+25
Surface area
2.4154152283737E+17
Circumference
871105661.60643
Perimeter
554563088
Area
19221263660755984
Diagonal
196067660.06028
Surface area
115327581964535904
Volume
2.6648508327428E+24
Space diagonal
240132861.10457
Perimeter
415922316
Area
8.3230513115267E+15
Altitude
120066430.55229
Surface area
8.3230513115267E+15
Volume
3.1405568244717E+23
Height
65355886.686759