138800 is an even 6-digits composite number following 138799
and preceding 138801 . In scientific notation, it is written as 1.38800 × 10^5.
The sum of its digits is 20. It has a total of 7 prime factors and 30 positive divisors.
There are 55360 positive integers (up to 138800) that are relatively prime to 138800.
138800 has 30 divisors, whose sum is 334428
The reverse of 138800 is 008831
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 20
Digital Root 2
Name
one hundred thirty-eight thousand eight hundred
Scientific notation
1.38800 × 10^5
Engineering notation
1.38800 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 5 × 5 × 347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
3470
Product of the distinct prime numbers
The prime factorization of 138800 is 2 × 2 × 2 × 2 × 5 × 5 × 347.
Since it has a total of 7 prime factors.
8 , 1 , 20 , 26 , 978 , 956 , 4541 , 2261 , 77620 , 1581 , 703131 , 526423 , 6676808 , 7915108 , 45874600 , 2706947 , 440316780 , 168958446 , 3272921694 , 4730743411
n×2
277600
n×3
416400
n×4
555200
n×5
694000
n÷2
69400
n÷3
46266.666666667
n÷3
34700
n÷5
27760
n2
19265440000
n3
2674043072000000
n4
3.711571783936E+20
n5
5.1516616361032E+25
2 √n
372.55872020394
3 √n
51.776158137034
4 √n
19.30178023406
5 √n
10.677704387217
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 25 , 40 , 50 , 80 , 100 , 200 , 347 , 400 , 694 , 1388 , 1735 , 2776 , 3470 , 5552 , 6940 , 8675 , 13880 , 17350 , 27760 , 34700 , 69400 , 138800
30 divisors
τ
Total Divisors
30
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138799
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.033333333333333
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
30
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138800 can be divided by 30 positive divisors.
The sum of these divisors (counting 138800) is 1, the average is 0.033333333333333.
Base
System
Value
2
Binary
100001111000110000
3
Ternary
21001101202
4
Quaternary
201320300
5
Quinary
13420200
6
Senary
2550332
8
Octal
417060
10
Decimal
138800
12
Duodecimal
683a8
16
Hexadecimal
21e30
20
Vigesimal
h700
36
Base36
2z3k
md5
7402ff161b0a02dac38cf6bd80a93f4a
sha1
71d2f6553092f31d305dc8809a8face52a00757d
sha256
6d39c2b9328bcd573567cf6c5afe566e5180bb40855703bbb19f49e3efa29b47
sha512
6e5c29ddbecb715392d76ab03ce3d652c30cdb1fbcb1d495b3e7dc19be4374618a3035dd4e9c95c1def95380c275686d375b344c3b185d43e302dfb7cbae0da0
ripemd-160
4be12c17f812dedbb34323c7ba161beb03ad5069
Diameter
277600
Circumference
872106.12063653
Area
60524164772.175
Volume
1.1201005427171E+16
Surface area
242096659088.7
Circumference
872106.12063653
Perimeter
555200
Area
19265440000
Diagonal
196292.84245739
Surface area
115592640000
Volume
2674043072000000
Space diagonal
240408.65209056
Perimeter
416400
Area
8342180227.5424
Altitude
120204.32604528
Surface area
8342180227.5424
Volume
3.1513899823268E+14
Height
65430.947485795