138249712 is an even 9-digits composite number following 138249711
and preceding 138249713 . In scientific notation, it is written as 1.38249712 × 10^8.
The sum of its digits is 37. It has a total of 6 prime factors and 20 positive divisors.
There are 65058560 positive integers (up to 138249712) that are relatively prime to 138249712.
138249712 has 20 divisors, whose sum is 283615776
The reverse of 138249712 is 217942831
Previous prime number is 17
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred thirty-eight million two hundred forty-nine thousand seven hundred twelve
Scientific notation
1.38249712 × 10^8
Engineering notation
1.38249712 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 17 × 508271
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
17281214
Product of the distinct prime numbers
The prime factorization of 138249712 is 2 × 2 × 2 × 2 × 17 × 508271.
Since it has a total of 6 prime factors.
5 , 2 , 95 , 5 , 481 , 918 , 5214 , 7082 , 28758 , 6511 , 96828 , 772601 , 2499980 , 6018929 , 73489615 , 19365053 , 778230840 , 541735205 , 3146723865 , 5088850178
n×2
276499424
n×3
414749136
n×4
552998848
n×5
691248560
n÷2
69124856
n÷3
46083237.333333
n÷3
34562428
n÷5
27649942.4
n2
19112982868082944
n3
2.6423643769734E+24
n4
3.6530611411563E+32
n5
5.0503465068325E+40
2 √n
11757.963769293
3 √n
517.076434045
4 √n
108.43414484973
5 √n
42.474947138977
1 , 2 , 4 , 8 , 16 , 17 , 34 , 68 , 136 , 272 , 508271 , 1016542 , 2033084 , 4066168 , 8132336 , 8640607 , 17281214 , 34562428 , 69124856 , 138249712
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138249711
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138249712 can be divided by 20 positive divisors.
The sum of these divisors (counting 138249712) is 1, the average is 0.05.
Base
System
Value
2
Binary
1000001111011000010111110000
3
Ternary
100122010210221201
4
Quaternary
20033120113300
5
Quinary
240342442322
6
Senary
21415100544
8
Octal
1017302760
10
Decimal
138249712
12
Duodecimal
3a371754
16
Hexadecimal
83d85f0
20
Vigesimal
234145c
36
Base36
2ab65s
md5
ced235062ae9e29cc8decc8ebed4f2bd
sha1
82cc2dd35bf6eb8c064b7e47e172e182b4f2c7b5
sha256
9efd2f0637fb5f2edac4e51d4cc34d67bb6623da9d9f2fd8d6ecbc60ce7daa04
sha512
b317f33fe64335b9159c4c45d2ef3579884c0326825bf9ee639ce8b884991b98f800be1dc6adf54ee2e4e17b5fd565dfee4663299c8200cf0c6f5bb2a9f9f5ef
ripemd-160
62cc73932c6e3f553bc48e256db685e3af80db0a
Diameter
276499424
Circumference
868648559.16021
Area
6.0045206566557E+16
Volume
1.1068310019743E+25
Surface area
2.4018082626623E+17
Circumference
868648559.16021
Perimeter
552998848
Area
19112982868082944
Diagonal
195514617.70457
Surface area
114677897208497664
Volume
2.6423643769734E+24
Space diagonal
239455525.31576
Perimeter
414749136
Area
8.2761643529283E+15
Altitude
119727762.65788
Surface area
8.2761643529283E+15
Volume
3.1140562822061E+23
Height
65171539.234858