138188879 is an odd 9-digits composite number following 138188878
and preceding 138188880 . In scientific notation, it is written as 1.38188879 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 137663184 positive integers (up to 138188879) that are relatively prime to 138188879.
138188879 has 4 divisors, whose sum is 138714576
The reverse of 138188879 is 978881831
Previous prime number is 263
Is Prime? no Number parity odd Number length 9 Sum of Digits 53 Digital Root 8
Name
one hundred thirty-eight million one hundred eighty-eight thousand eight hundred seventy-nine
Scientific notation
1.38188879 × 10^8
Engineering notation
1.38188879 × 10^6
Prime Factorization
263 × 525433
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
138188879 Product of the distinct prime numbers
The prime factorization of 138188879 is 263 × 525433.
Since it has a total of 2 prime factors.
9 , 7 , 99 , 98 , 935 , 168 , 7928 , 6855 , 17445 , 1834 , 472013 , 395387 , 9175563 , 8896296 , 71703525 , 29170977 , 784796895 , 482707634 , 785080492 , 8954494261
n×2
276377758
n×3
414566637
n×4
552755516
n×5
690944395
n÷2
69094439.5
n÷3
46062959.666667
n÷3
34547219.75
n÷5
27637775.8
n2
19096166279276641
n3
2.6388778113308E+24
n4
3.6466356656578E+32
n5
5.0392449475867E+40
2 √n11755.376599667
3 √n517.0005811431
4 √n108.42221451191
5 √n42.471208493409
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
-138188878 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 138188879 can be divided by 4 positive divisors.
The sum of these divisors (counting 138188879) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001111001001100001001111
3
Ternary
100122000201111122
4
Quaternary
20033021201033
5
Quinary
240334021004
6
Senary
21413511155
8
Octal
1017114117
10
Decimal
138188879
12
Duodecimal
3a3424bb
16
Hexadecimal
83c984f
20
Vigesimal
233dc3j
36
Base36
2a9v7z
md5
1e0443d42aab350ca648ae831fa445b4
sha1
0018e9526e8bf9b565683afaabf2be06e2f867cb
sha256
aedfe835a8fc85474cc0e52c166edbf2e89dd49a6919817502c99548b10a63db
sha512
367a48e1e5080364f1e96ad73bfdc10c01e49e9e697d9c93b2b16e2275ff235d86580882f2a55c6e41b033da69dc3822c3c48e29f9d8d80434bc2f54e5e1f9e2
ripemd-160
e7c19a6f58d3fa6a0da9b490db662e00925bce4b
Diameter
276377758
Circumference
868266334.14842
Area
5.9992375694705E+16
Volume
1.1053705527731E+25
Surface area
2.3996950277882E+17
Circumference
868266334.14842
Perimeter
552755516
Area
19096166279276641
Diagonal
195428586.85093
Surface area
114576997675659846
Volume
2.6388778113308E+24
Space diagonal
239350159.46899
Perimeter
414566637
Area
8.2688825563727E+15
Altitude
119675079.73449
Surface area
8.2688825563727E+15
Volume
3.1099473251913E+23
Height
65142862.283645