138546989 is an odd 9-digits composite number following 138546988
and preceding 138546990 . In scientific notation, it is written as 1.38546989 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 115992576 positive integers (up to 138546989) that are relatively prime to 138546989.
138546989 has 8 divisors, whose sum is 162022080
The reverse of 138546989 is 989645831
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred thirty-eight million five hundred forty-six thousand nine hundred eighty-nine
Scientific notation
1.38546989 × 10^8
Engineering notation
1.38546989 × 10^6
Prime Factorization
43 × 7 × 460289
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138546989
Product of the distinct prime numbers
The prime factorization of 138546989 is 43 × 7 × 460289.
Since it has a total of 3 prime factors.
5 , 3 , 18 , 91 , 942 , 442 , 7768 , 6620 , 45269 , 35108 , 546897 , 572303 , 3328269 , 5647653 , 70656298 , 71604469 , 181567180 , 832457497 , 2189908104 , 2451654061
n×2
277093978
n×3
415640967
n×4
554187956
n×5
692734945
n÷2
69273494.5
n÷3
46182329.666667
n÷3
34636747.25
n÷5
27709397.8
n2
19195268160966121
n3
2.6594466067494E+24
n4
3.684583197714E+32
n5
5.1048790776327E+40
2 √n
11770.598497952
3 √n
517.44679017583
4 √n
108.49238912455
5 √n
42.493198140204
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
-138546988
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 138546989 can be divided by 8 positive divisors.
The sum of these divisors (counting 138546989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010000100000111100101101
3
Ternary
100122200220201222
4
Quaternary
20100200330231
5
Quinary
240432000424
6
Senary
21425313125
8
Octal
1020407455
10
Decimal
138546989
12
Duodecimal
3a4957a5
16
Hexadecimal
8420f2d
20
Vigesimal
235i799
36
Base36
2ahjjh
md5
558113aa54fb6ee8a5a94fe9fa1f62ce
sha1
799637dc7c8f02387b45d2232de084875b6ae0a7
sha256
3396e332c2f22d45aac968adeb3704fb1f8893a4ca25934d2da02dece9d64304
sha512
73c520db94a34b90abcf9f04768ac85798edbf7c745444c3079863f7c9812d3982751fe6547c55d8580c675d80f40f24920e039d5451270a0f12c7902eccc771
ripemd-160
470da0da338dd4a46fcab65a4c688c80ef0f89f2
Diameter
277093978
Circumference
870516405.63877
Area
6.0303713438177E+16
Volume
1.1139863896504E+25
Surface area
2.4121485375271E+17
Circumference
870516405.63877
Perimeter
554187956
Area
19195268160966121
Diagonal
195935030.86976
Surface area
115171608965796726
Volume
2.6594466067494E+24
Space diagonal
239970424.18369
Perimeter
415640967
Area
8.3117949299256E+15
Altitude
119985212.09184
Surface area
8.3117949299256E+15
Volume
3.1341878830601E+23
Height
65311676.956585