138906148 is an even 9-digits composite number following 138906147
and preceding 138906149 . In scientific notation, it is written as 1.38906148 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 69064712 positive integers (up to 138906148) that are relatively prime to 138906148.
138906148 has 12 divisors, whose sum is 244445040
The reverse of 138906148 is 841609831
Previous prime number is 179
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred thirty-eight million nine hundred six thousand one hundred forty-eight
Scientific notation
1.38906148 × 10^8
Engineering notation
1.38906148 × 10^6
Prime Factorization
2 × 2 × 179 × 194003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
69453074
Product of the distinct prime numbers
The prime factorization of 138906148 is 2 × 2 × 179 × 194003.
Since it has a total of 4 prime factors.
10 , 3 , 11 , 83 , 611 , 387 , 8796 , 3942 , 73871 , 49348 , 811549 , 840239 , 7038961 , 4792270 , 39584327 , 44955016 , 988118234 , 95544001 , 338201485 , 6584520538
n×2
277812296
n×3
416718444
n×4
555624592
n×5
694530740
n÷2
69453074
n÷3
46302049.333333
n÷3
34726537
n÷5
27781229.6
n2
19294917952197904
n3
2.6801827287159E+24
n4
3.7229385878205E+32
n5
5.171390584747E+40
2 √n
11785.845239099
3 √n
517.89353466558
4 √n
108.5626327937
5 √n
42.515206577616
1 , 2 , 4 , 179 , 358 , 716 , 194003 , 388006 , 776012 , 34726537 , 69453074 , 138906148
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138906147
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138906148 can be divided by 12 positive divisors.
The sum of these divisors (counting 138906148) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000010001111000101000100100
3
Ternary
100200101011102011
4
Quaternary
20101320220210
5
Quinary
241024444043
6
Senary
21441124004
8
Octal
1021705044
10
Decimal
138906148
12
Duodecimal
3a629604
16
Hexadecimal
8478a24
20
Vigesimal
2383578
36
Base36
2ap8o4
md5
2633462b305c3d2ee2ba9bba4c9c2b5e
sha1
8807da08ad58bbbe0b1c67b0b5a05d9476bb10fc
sha256
c2da85ce061154ee2e9e9c8940b2ea6a28aa9cb24799e7d14aec818f958adbcc
sha512
bf4b1fdab0cf66f866001c50ee8d86c6738630ea16d55247b27bb3ea0a3d6265ba4ee225a51c067f7b22cd121ea90b1285e6ed5f0a8276eb4c6b53bdff80b68f
ripemd-160
5b72598cac603155db197160b3ea7833d2bf0978
Diameter
277812296
Circumference
872773068.19051
Area
6.0616772490243E+16
Volume
1.1226723161083E+25
Surface area
2.4246708996097E+17
Circumference
872773068.19051
Perimeter
555624592
Area
19294917952197904
Diagonal
196442958.3986
Surface area
115769507713187424
Volume
2.6801827287159E+24
Space diagonal
240592505.81968
Perimeter
416718444
Area
8.3549445552699E+15
Altitude
120296252.90984
Surface area
8.3549445552699E+15
Volume
3.1586256371567E+23
Height
65480986.132868