168889385 is an odd 9-digits composite number following 168889384
and preceding 168889386 . In scientific notation, it is written as 1.68889385 × 10^8.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 109714176 positive integers (up to 168889385) that are relatively prime to 168889385.
168889385 has 8 divisors, whose sum is 182858400
The reverse of 168889385 is 583988861
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
one hundred sixty-eight million eight hundred eighty-nine thousand three hundred eighty-five
Scientific notation
1.68889385 × 10^8
Engineering notation
1.68889385 × 10^6
Prime Factorization
35 × 19 × 253969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
168889385
Product of the distinct prime numbers
The prime factorization of 168889385 is 35 × 19 × 253969.
Since it has a total of 3 prime factors.
5 , 1 , 57 , 66 , 536 , 162 , 91 , 2814 , 49316 , 56466 , 644866 , 684820 , 3006205 , 704046 , 84708242 , 75536312 , 31326050 , 839421022 , 7152788344 , 3111491351
n×2
337778770
n×3
506668155
n×4
675557540
n×5
844446925
n÷2
84444692.5
n÷3
56296461.666667
n÷3
42222346.25
n÷5
33777877
n2
28523624365678225
n3
4.8173373770904E+24
n4
8.1359714695431E+32
n5
1.3740792178687E+41
2 √n
12995.744880537
3 √n
552.75683069665
4 √n
113.99888104949
5 √n
44.209995515102
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
-168889384
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 168889385 can be divided by 8 positive divisors.
The sum of these divisors (counting 168889385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100010000110000101001
3
Ternary
102202210110200102
4
Quaternary
22010100300221
5
Quinary
321213430020
6
Senary
24431515145
8
Octal
1204206051
10
Decimal
168889385
12
Duodecimal
48688ab5
16
Hexadecimal
a110c29
20
Vigesimal
2cfb395
36
Base36
2sjvvt
md5
380fec53d22670c643f1cf570caca0ae
sha1
d51818fcb2ab1f4ef3e729d612f81390b127dd37
sha256
d96f6ab40dcb0f4bb87d84bf39e6c04d036d94ebdad395727f270df6b4b330da
sha512
7d3bc1ba8e313a8280a7e31add690bdb61179d5c2c2099aff05a2d62e39abcc22c4f86b93f5ed03630e9e07f8bad9872f9e7dc26433d099bf004ddfc2e99357a
ripemd-160
59025aa74564984f2c543d1570a37196c4f8982d
Diameter
337778770
Circumference
1061163302.3706
Area
8.960960876097E+16
Volume
2.0178815618308E+25
Surface area
3.5843843504388E+17
Circumference
1061163302.3706
Perimeter
675557540
Area
28523624365678225
Diagonal
238845658.80785
Surface area
171141746194069350
Volume
4.8173373770904E+24
Space diagonal
292524995.67906
Perimeter
506668155
Area
1.2351091654341E+16
Altitude
146262497.83953
Surface area
1.2351091654341E+16
Volume
5.6772865443401E+23
Height
79615219.602617