168490631 is an odd 9-digits composite number following 168490630
and preceding 168490632 . In scientific notation, it is written as 1.68490631 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 168324264 positive integers (up to 168490631) that are relatively prime to 168490631.
168490631 has 4 divisors, whose sum is 168657000
The reverse of 168490631 is 136094861
Previous prime number is 1019
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred sixty-eight million four hundred ninety thousand six hundred thirty-one
Scientific notation
1.68490631 × 10^8
Engineering notation
1.68490631 × 10^6
Prime Factorization
1019 × 165349
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
168490631
Product of the distinct prime numbers
The prime factorization of 168490631 is 1019 × 165349.
Since it has a total of 2 prime factors.
8 , 1 , 11 , 17 , 780 , 395 , 598 , 1899 , 13438 , 60320 , 527468 , 887957 , 4342429 , 9514968 , 98814940 , 66884223 , 954068402 , 809756323 , 8707116877 , 7443936981
n×2
336981262
n×3
505471893
n×4
673962524
n×5
842453155
n÷2
84245315.5
n÷3
56163543.666667
n÷3
42122657.75
n÷5
33698126.2
n2
28389092734778161
n3
4.7832961484003E+24
n4
8.0594058630383E+32
n5
1.3579343793484E+41
2 √n
12980.394100335
3 √n
552.32146152754
4 √n
113.93153251113
5 √n
44.189099488773
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168490630
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168490631 can be divided by 4 positive divisors.
The sum of these divisors (counting 168490631) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000010101111011010000111
3
Ternary
102202001012200202
4
Quaternary
22002233122013
5
Quinary
321113200011
6
Senary
24415201115
8
Octal
1202573207
10
Decimal
168490631
12
Duodecimal
4851619b
16
Hexadecimal
a0af687
20
Vigesimal
2cd16bb
36
Base36
2sbc7b
md5
859f7380913f886d287bd370e7858776
sha1
fecb1fb950c25f80e2239ad3e23ad8e180ec0956
sha256
5ca16da95318fbba2801eef88634b34d60bb7cfdc39670cb20174f6d87051f11
sha512
fa8b8766e2fce6d34d48ac460abe54b877c2e88e59801b162446217dc38cb9ad26271b74ee9e87081f3174fb0adfb2b04d116af40b368f2534754e3c840804d4
ripemd-160
63f71d0755d96467945733872f7bb95a172acfae
Diameter
336981262
Circumference
1058657857.0966
Area
8.9186965177658E+16
Volume
2.0036224053012E+25
Surface area
3.5674786071063E+17
Circumference
1058657857.0966
Perimeter
673962524
Area
28389092734778161
Diagonal
238281735.493
Surface area
170334556408668966
Volume
4.7832961484003E+24
Space diagonal
291834333.49134
Perimeter
505471893
Area
1.2292837749355E+16
Altitude
145917166.74567
Surface area
1.2292837749355E+16
Volume
5.6371685715956E+23
Height
79427245.164334