208889139 is an odd 9-digits composite number following 208889138
and preceding 208889140 . In scientific notation, it is written as 2.08889139 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 139217256 positive integers (up to 208889139) that are relatively prime to 208889139.
208889139 has 8 divisors, whose sum is 278603200
The reverse of 208889139 is 931988802
Previous prime number is 16987
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
two hundred eight million eight hundred eighty-nine thousand one hundred thirty-nine
Scientific notation
2.08889139 × 10^8
Engineering notation
2.08889139 × 10^6
Prime Factorization
3 × 16987 × 4099
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
208889139
Product of the distinct prime numbers
The prime factorization of 208889139 is 3 × 16987 × 4099.
Since it has a total of 3 prime factors.
8 , 5 , 57 , 15 , 799 , 664 , 6667 , 3542 , 55969 , 83419 , 965994 , 529335 , 8604075 , 448850 , 25837122 , 22839782 , 743314720 , 668646566 , 7049054054 , 5773055055
n×2
417778278
n×3
626667417
n×4
835556556
n×5
1044445695
n÷2
104444569.5
n÷3
69629713
n÷3
52222284.75
n÷5
41777827.8
n2
43634672392161321
n3
9.1148091465456E+24
n4
1.9039846347712E+33
n5
3.9772171102659E+41
2 √n
14452.997578357
3 √n
593.34226701049
4 √n
120.22062043742
5 √n
46.129969978081
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-208889138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 208889139 can be divided by 8 positive divisors.
The sum of these divisors (counting 208889139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011100110110010100110011
3
Ternary
112120001200000210
4
Quaternary
30130312110303
5
Quinary
411433423024
6
Senary
32421115203
8
Octal
1434662463
10
Decimal
208889139
12
Duodecimal
59b58b03
16
Hexadecimal
c736533
20
Vigesimal
355b2gj
36
Base36
3gd7w3
md5
f82848e0ef6dd199d0467c6b711eb6e8
sha1
8c261b36ed6f97bbdeb70814dfce5f0e19a14233
sha256
651f77fddb3c2217def1288c72a63e72d7a965e136472ff414a92b9060a4fa18
sha512
7d447ed1718894772ffc3995b8829263cf82638f782589a702cd9c923cd1f73120e60894f317560060bcad25729f68b4a7172a3ecda6e544ddf3edb3e8b6eff8
ripemd-160
009c51f0a8f40b617ff88a4aebf161a879747556
Diameter
417778278
Circumference
1312489168.9942
Area
1.3708236622901E+17
Volume
3.8180023271548E+25
Surface area
5.4832946491605E+17
Circumference
1312489168.9942
Perimeter
835556556
Area
43634672392161321
Diagonal
295413853.40624
Surface area
261808034352967926
Volume
9.1148091465456E+24
Space diagonal
361806601.89732
Perimeter
626667417
Area
1.8894367388712E+16
Altitude
180903300.94866
Surface area
1.8894367388712E+16
Volume
1.0741905594573E+24
Height
98471284.468746