138136906 is an even 9-digits composite number following 138136905
and preceding 138136907 . In scientific notation, it is written as 1.38136906 × 10^8.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 69068452 positive integers (up to 138136906) that are relatively prime to 138136906.
138136906 has 4 divisors, whose sum is 207205362
The reverse of 138136906 is 609631831
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred thirty-eight million one hundred thirty-six thousand nine hundred six
Scientific notation
1.38136906 × 10^8
Engineering notation
1.38136906 × 10^6
Prime Factorization
2 × 69068453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138136906
Product of the distinct prime numbers
The prime factorization of 138136906 is 2 × 69068453.
Since it has a total of 2 prime factors.
9 , 1 , 54 , 22 , 473 , 594 , 5228 , 1382 , 8533 , 73240 , 285811 , 709764 , 9866455 , 4510626 , 16331315 , 33770975 , 889321937 , 993168228 , 8688476987 , 4565745142
n×2
276273812
n×3
414410718
n×4
552547624
n×5
690684530
n÷2
69068453
n÷3
46045635.333333
n÷3
34534226.5
n÷5
27627381.2
n2
19081804799252836
n3
2.6359014758647E+24
n4
3.6411527439679E+32
n5
5.0297757432513E+40
2 √n
11753.165786289
3 √n
516.93575817345
4 √n
108.41201864318
5 √n
42.468013318391
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
-138136905
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 138136906 can be divided by 4 positive divisors.
The sum of these divisors (counting 138136906) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001110111100110101001010
3
Ternary
100121221002012201
4
Quaternary
20032330311022
5
Quinary
240330340111
6
Senary
21412430414
8
Octal
1016746512
10
Decimal
138136906
12
Duodecimal
3a31840a
16
Hexadecimal
83bcd4a
20
Vigesimal
2337256
36
Base36
2a8r4a
md5
9170bfbf35731a488ca56b851558bb07
sha1
ec11077d14719b4ae137b80f943cad33b2c7b4e7
sha256
4b2291fb84d7b697cf65671247c030cef8fffc113deac8b4352ab77970b01e70
sha512
05a2b453f910fad01055c0799f245422112b551f8b537031a87c9fb768f48d807f7d63e6a5a87ce3dc6e8b2d0809ea305ee82f49044c361e4cbb9e37ef8fd4ba
ripemd-160
6c744731f9476589403e2c07fc3c73ad0d2a0ca2
Diameter
276273812
Circumference
867939778.15845
Area
5.9947257774567E+16
Volume
1.1041238282884E+25
Surface area
2.3978903109827E+17
Circumference
867939778.15845
Perimeter
552547624
Area
19081804799252836
Diagonal
195355085.92946
Surface area
114490828795517016
Volume
2.6359014758647E+24
Space diagonal
239260139.59237
Perimeter
414410718
Area
8.2626638531044E+15
Altitude
119630069.79618
Surface area
8.2626638531044E+15
Volume
3.106439680206E+23
Height
65118361.976486