138448 is an even 6-digits composite number following 138447
and preceding 138449 . In scientific notation, it is written as 1.38448 × 10^5.
The sum of its digits is 28. It has a total of 6 prime factors and 20 positive divisors.
There are 65024 positive integers (up to 138448) that are relatively prime to 138448.
138448 has 20 divisors, whose sum is 284580
The reverse of 138448 is 844831
Previous prime number is 17
Is Prime? no
Number parity even
Number length 6
Sum of Digits 28
Digital Root 1
Name
one hundred thirty-eight thousand four hundred forty-eight
Scientific notation
1.38448 × 10^5
Engineering notation
1.38448 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 17 × 509
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
17306
Product of the distinct prime numbers
The prime factorization of 138448 is 2 × 2 × 2 × 2 × 17 × 509.
Since it has a total of 6 prime factors.
6 , 8 , 55 , 31 , 255 , 899 , 7803 , 3135 , 33395 , 4558 , 70914 , 760708 , 6877023 , 9021525 , 46152514 , 22741820 , 843666743 , 545482710 , 6972636483 , 4997324173
n×2
276896
n×3
415344
n×4
553792
n×5
692240
n÷2
69224
n÷3
46149.333333333
n÷3
34612
n÷5
27689.6
n2
19167848704
n3
2653750317371392
n4
3.6740642393943E+20
n5
5.0866684581567E+25
2 √n
372.08601156184
3 √n
51.732352575259
4 √n
19.289531138984
5 √n
10.672283104125
1 , 2 , 4 , 8 , 16 , 17 , 34 , 68 , 136 , 272 , 509 , 1018 , 2036 , 4072 , 8144 , 8653 , 17306 , 34612 , 69224 , 138448
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
-138447
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 138448 can be divided by 20 positive divisors.
The sum of these divisors (counting 138448) is 1, the average is 0.05.
Base
System
Value
2
Binary
100001110011010000
3
Ternary
21000220201
4
Quaternary
201303100
5
Quinary
13412243
6
Senary
2544544
8
Octal
416320
10
Decimal
138448
12
Duodecimal
68154
16
Hexadecimal
21cd0
20
Vigesimal
h628
36
Base36
2yts
md5
a6bba5fb3d3ee4e21c5ac2cbc8b94130
sha1
57ad2bf7837f0650465c1aa966c5e622b9c0d901
sha256
28fbd6e86b0641a08b6a309235b30776111d9459c5cc9d1d02b509f745b8e718
sha512
cfe7d737a5cbce9da1556c3fbf3bbb80270fd07927aef70c0a51b0d63b3f39448540dff8a5a4651e547d85caa46625b9a916ee8891f5d216ef416e7f85b92d74
ripemd-160
a1cdd8908f8f0251311d4b090503e77d08137ec4
Diameter
276896
Circumference
869894.4394084
Area
60217572673.607
Volume
1.1116003335354E+16
Surface area
240870290694.43
Circumference
869894.4394084
Perimeter
553792
Area
19167848704
Diagonal
195795.03928343
Surface area
115007092224
Volume
2653750317371392
Space diagonal
239798.9702063
Perimeter
415344
Area
8299921956.7803
Altitude
119899.48510315
Surface area
8299921956.7803
Volume
3.1274747416488E+14
Height
65265.013094477