138488911 is an odd 9-digits composite number following 138488910
and preceding 138488912 . In scientific notation, it is written as 1.38488911 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 120424920 positive integers (up to 138488911) that are relatively prime to 138488911.
138488911 has 8 divisors, whose sum is 157647744
The reverse of 138488911 is 119884831
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred thirty-eight million four hundred eighty-eight thousand nine hundred eleven
Scientific notation
1.38488911 × 10^8
Engineering notation
1.38488911 × 10^6
Prime Factorization
11 × 23 × 547387
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138488911
Product of the distinct prime numbers
The prime factorization of 138488911 is 11 × 23 × 547387.
Since it has a total of 3 prime factors.
9 , 8 , 14 , 73 , 13 , 142 , 6458 , 8898 , 73174 , 58362 , 249712 , 862680 , 3583959 , 2101176 , 72269663 , 56490823 , 854291195 , 211125377 , 5467616209 , 7447138778
n×2
276977822
n×3
415466733
n×4
553955644
n×5
692444555
n÷2
69244455.5
n÷3
46162970.333333
n÷3
34622227.75
n÷5
27697782.2
n2
19179178469965921
n3
2.6561035401802E+24
n4
3.678408867828E+32
n5
5.0941883831825E+40
2 √n
11768.131160044
3 √n
517.37447662331
4 √n
108.48101751018
5 √n
42.48963496803
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138488910
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138488911 can be divided by 8 positive divisors.
The sum of these divisors (counting 138488911) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010000010010110001001111
3
Ternary
100122120222001221
4
Quaternary
20100102301033
5
Quinary
240423121121
6
Senary
21424144211
8
Octal
1020226117
10
Decimal
138488911
12
Duodecimal
3a468067
16
Hexadecimal
8412c4f
20
Vigesimal
235b25b
36
Base36
2agaq7
md5
d5e84b89a544d358432fb7f2b2fb1ac4
sha1
cf36de0b9377cd37e68b5e7e70fe158411d9ea53
sha256
2d4e235177eaed4131aa9e3fa62d53b2927dbf76c1ac0ab948ebb5c0d906bcba
sha512
10d0210a607064c2c863465f811fcfc7b307b67cec19d7fa7f214c53c4f327456d0535d0449a374575c2f4dd1a32190b627f38004a0db7da65c23fd6f418ea16
ripemd-160
6307c55f035e4629c70a93fa2e0c5322445158cd
Diameter
276977822
Circumference
870151490.8025
Area
6.0253166183132E+16
Volume
1.1125860492005E+25
Surface area
2.4101266473253E+17
Circumference
870151490.8025
Perimeter
553955644
Area
19179178469965921
Diagonal
195852896.17448
Surface area
115075070819795526
Volume
2.6561035401802E+24
Space diagonal
239869830.13688
Perimeter
415466733
Area
8.304827889353E+15
Altitude
119934915.06844
Surface area
8.304827889353E+15
Volume
3.1302480413251E+23
Height
65284298.724827