168399489 is an odd 9-digits composite number following 168399488
and preceding 168399490 . In scientific notation, it is written as 1.68399489 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 105359760 positive integers (up to 168399489) that are relatively prime to 168399489.
168399489 has 8 divisors, whose sum is 172961568
The reverse of 168399489 is 984993861
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
one hundred sixty-eight million three hundred ninety-nine thousand four hundred eighty-nine
Scientific notation
1.68399489 × 10^8
Engineering notation
1.68399489 × 10^6
Prime Factorization
57 × 107 × 27611
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
168399489
Product of the distinct prime numbers
The prime factorization of 168399489 is 57 × 107 × 27611.
Since it has a total of 3 prime factors.
10 , 1 , 17 , 47 , 957 , 103 , 4627 , 9646 , 79768 , 86709 , 769048 , 494215 , 6331535 , 1430513 , 56100586 , 17842077 , 2587265 , 612833232 , 3438040456 , 3529811094
n×2
336798978
n×3
505198467
n×4
673597956
n×5
841997445
n÷2
84199744.5
n÷3
56133163
n÷3
42099872.25
n÷5
33679897.8
n2
28358387895461121
n3
4.7755380304594E+24
n4
8.0419816402944E+32
n5
1.354265598773E+41
2 √n
12976.882869164
3 √n
552.22185408574
4 √n
113.91612207745
5 √n
44.184317793075
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
-168399488
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 168399489 can be divided by 8 positive divisors.
The sum of these divisors (counting 168399489) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010011001001010000001
3
Ternary
102201212120200010
4
Quaternary
22002121022001
5
Quinary
321102240424
6
Senary
24413215133
8
Octal
1202311201
10
Decimal
168399489
12
Duodecimal
484914a9
16
Hexadecimal
a099281
20
Vigesimal
2cc9ie9
36
Base36
2s9dvl
md5
8cdc3901054be494aed37e5489f6b003
sha1
181299d222d9a2ca05fd0860eed5dc1358448696
sha256
660e09b5cc6d8fd68d4f3957de33bd791dd13b46351defff5bc8c3fa719c3813
sha512
de28302dc6a91788bc2c0ae7a203f84d5a3ef528f740c04590a7cc0bfb551588f0e013bed2f46f31cf7ff07eaea88f2a2c0bd5119ea9ca81b3e12a77512b3093
ripemd-160
bdcd3eeac6e15de420a9b871c388df6118e35edf
Diameter
336798978
Circumference
1058085195.0214
Area
8.909050308003E+16
Volume
2.0003726924573E+25
Surface area
3.5636201232012E+17
Circumference
1058085195.0214
Perimeter
673597956
Area
28358387895461121
Diagonal
238152841.2405
Surface area
170150327372766726
Volume
4.7755380304594E+24
Space diagonal
291676470.91664
Perimeter
505198467
Area
1.2279542163921E+16
Altitude
145838235.45832
Surface area
1.2279542163921E+16
Volume
5.6280255419202E+23
Height
79384280.4135