138962889 is an odd 9-digits composite number following 138962888
and preceding 138962890 . In scientific notation, it is written as 1.38962889 × 10^8.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 85515552 positive integers (up to 138962889) that are relatively prime to 138962889.
138962889 has 8 divisors, whose sum is 166280520
The reverse of 138962889 is 988269831
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred thirty-eight million nine hundred sixty-two thousand eight hundred eighty-nine
Scientific notation
1.38962889 × 10^8
Engineering notation
1.38962889 × 10^6
Prime Factorization
9 × 13 × 1187717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138962889
Product of the distinct prime numbers
The prime factorization of 138962889 is 9 × 13 × 1187717.
Since it has a total of 3 prime factors.
4 , 2 , 74 , 38 , 51 , 913 , 5761 , 9248 , 64824 , 54132 , 179047 , 177266 , 1634854 , 6288173 , 53457826 , 82394676 , 888757170 , 442971435 , 9531623221 , 711369695
n×2
277925778
n×3
416888667
n×4
555851556
n×5
694814445
n÷2
69481444.5
n÷3
46320963
n÷3
34740722.25
n÷5
27792577.8
n2
19310684519226321
n3
2.6834685093593E+24
n4
3.7290253660109E+32
n5
5.1819613801515E+40
2 √n
11788.25216052
3 √n
517.96404221611
4 √n
108.5737176324
5 √n
42.518679370295
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
-138962888
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 138962889 can be divided by 8 positive divisors.
The sum of these divisors (counting 138962889) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010010000110011111001001
3
Ternary
100200111001020200
4
Quaternary
20102012133021
5
Quinary
241033303024
6
Senary
21442242413
8
Octal
1022063711
10
Decimal
138962889
12
Duodecimal
3a656409
16
Hexadecimal
84867c9
20
Vigesimal
238a749
36
Base36
2aqgg9
md5
634b1c4a2ff6103c4697c2a9aee143b3
sha1
a43b594b7af1a5ae1d867f678c5d934d6a45c114
sha256
91cf7e2e0be0f8e0c1b81fb77e9a36c8ddee5241a9f39d3b59a3303310b63cb8
sha512
1f74b137a68e541d8a32650fff2400971debf0a13b798deeb7a104ae339a7974917a156feb6f18df2853896a0de2bfce3314560ff332844475637d8b4be15beb
ripemd-160
8d33882a62e33018c2ad14a4dac307df63787574
Diameter
277925778
Circumference
873129582.40803
Area
6.0666304621392E+16
Volume
1.1240486606857E+25
Surface area
2.4266521848557E+17
Circumference
873129582.40803
Perimeter
555851556
Area
19310684519226321
Diagonal
196523202.29035
Surface area
115864107115357926
Volume
2.6834685093593E+24
Space diagonal
240690784.11455
Perimeter
416888667
Area
8.3617716790584E+15
Altitude
120345392.05728
Surface area
8.3617716790584E+15
Volume
3.1624979667808E+23
Height
65507734.096782