138538777 is an odd 9-digits composite number following 138538776
and preceding 138538778 . In scientific notation, it is written as 1.38538777 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 127881936 positive integers (up to 138538777) that are relatively prime to 138538777.
138538777 has 4 divisors, whose sum is 149195620
The reverse of 138538777 is 777835831
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred thirty-eight million five hundred thirty-eight thousand seven hundred seventy-seven
Scientific notation
1.38538777 × 10^8
Engineering notation
1.38538777 × 10^6
Prime Factorization
13 × 10656829
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138538777
Product of the distinct prime numbers
The prime factorization of 138538777 is 13 × 10656829.
Since it has a total of 2 prime factors.
4 , 3 , 3 , 37 , 716 , 982 , 5461 , 2626 , 84109 , 630 , 136719 , 483779 , 5311745 , 2192924 , 30856876 , 26815646 , 884249196 , 239071368 , 7142824553 , 8748990601
n×2
277077554
n×3
415616331
n×4
554155108
n×5
692693885
n÷2
69269388.5
n÷3
46179592.333333
n÷3
34634694.25
n÷5
27707755.4
n2
19192992732655729
n3
2.658973740152E+24
n4
3.6837097003578E+32
n5
5.103366367106E+40
2 √n
11770.249657505
3 √n
517.43656655175
4 √n
108.4907814402
5 √n
42.492694394263
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
-138538776
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 138538777 can be divided by 4 positive divisors.
The sum of these divisors (counting 138538777) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010000011110111100011001
3
Ternary
100122200111110211
4
Quaternary
20100132330121
5
Quinary
240431220102
6
Senary
21425211121
8
Octal
1020367431
10
Decimal
138538777
12
Duodecimal
3a490aa1
16
Hexadecimal
841ef19
20
Vigesimal
235h6ih
36
Base36
2ahd7d
md5
618ea4e1b894b78e79229f0222868bc3
sha1
0a87204de92f2f8d3a72042238813e53c1adb478
sha256
bd4c558cd61e0eff7211f78d07cd9ec773a3ce4dc6021ea5af99bc1f45840402
sha512
a285b4ef950da097e5b050d384d2e82ff81d537510635121b8083435dd5abb815d18ddda6e7f2487c5b7d747dda7ee8cc922b50d33329a664ead2c4badbd4624
ripemd-160
8169a026821c5030b50fe6fa31f133c90dba4785
Diameter
277077554
Circumference
870464808.12103
Area
6.0296564969314E+16
Volume
1.1137883157533E+25
Surface area
2.4118625987725E+17
Circumference
870464808.12103
Perimeter
554155108
Area
19192992732655729
Diagonal
195923417.34798
Surface area
115157956395934374
Volume
2.658973740152E+24
Space diagonal
239956200.58245
Perimeter
415616331
Area
8.310809640565E+15
Altitude
119978100.29123
Surface area
8.310809640565E+15
Volume
3.1336306044307E+23
Height
65307805.782661