168531490 is an even 9-digits composite number following 168531489
and preceding 168531491 . In scientific notation, it is written as 1.68531490 × 10^8.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 66266304 positive integers (up to 168531490) that are relatively prime to 168531490.
168531490 has 32 divisors, whose sum is 308551680
The reverse of 168531490 is 094135861
Previous prime number is 383
Is Prime? no Number parity even Number length 9 Sum of Digits 37 Digital Root 1
Name
one hundred sixty-eight million five hundred thirty-one thousand four hundred ninety
Scientific notation
1.68531490 × 10^8
Engineering notation
1.68531490 × 10^6
Prime Factorization
2 × 5 × 79 × 383 × 557
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
168531490 Product of the distinct prime numbers
The prime factorization of 168531490 is 2 × 5 × 79 × 383 × 557.
Since it has a total of 5 prime factors.
4 , 3 , 28 , 11 , 591 , 604 , 339 , 7520 , 48870 , 10992 , 746068 , 755036 , 9369287 , 681356 , 43881527 , 39660617 , 385186199 , 352160909 , 1882411782 , 2004763831
n×2
337062980
n×3
505594470
n×4
674125960
n×5
842657450
n÷2
84265745
n÷3
56177163.333333
n÷3
42132872.5
n÷5
33706298
n2
28402863121620100
n3
4.7867768421527E+24
n4
8.0672263350549E+32
n5
1.359581674414E+41
2 √n12981.967878561
3 √n552.36610392796
4 √n113.93843898598
5 √n44.191242453393
1 , 2 , 5 , 10 , 79 , 158 , 383 , 395 , 557 , 766 , 790 , 1114 , 1915 , 2785 , 3830 , 5570 , 30257 , 44003 , 60514 , 88006 , 151285 , 213331 , 220015 , 302570 , 426662 , 440030 , 1066655 , 2133310 , 16853149 , 33706298 , 84265745 , 168531490
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-168531489 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168531490 can be divided by 32 positive divisors.
The sum of these divisors (counting 168531490) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000010111001011000100010
3
Ternary
102202010021202001
4
Quaternary
22002321120202
5
Quinary
321121001430
6
Senary
24420114214
8
Octal
1202713042
10
Decimal
168531490
12
Duodecimal
4853596a
16
Hexadecimal
a0b9622
20
Vigesimal
2cd68ea
36
Base36
2sc7qa
md5
0c30927a3bb560ec891fe2bec62e0b08
sha1
60ce8ffa41d026e536d0c25af5ab2d84e4294b18
sha256
e915e63865189103f2ba23b1c4fc07f9dd0f2450e2b1041bf4100c5a015457f4
sha512
fa80d5447031c0212f938000b2f687549f39b40f14701635510301825de00ec9972a41f27cf6b4567d8f9e2d84b9acb4de9d0a2d554f97a4a08e0a7f5b9ad8f4
ripemd-160
b1cff6666856e94a6893e6c3bb7dc7f37af1063b
Diameter
337062980
Circumference
1058914581.7651
Area
8.9230226123798E+16
Volume
2.0050803948908E+25
Surface area
3.5692090449519E+17
Circumference
1058914581.7651
Perimeter
674125960
Area
28402863121620100
Diagonal
238339518.84495
Surface area
170417178729720600
Volume
4.7867768421527E+24
Space diagonal
291905103.35529
Perimeter
505594470
Area
1.2298800501768E+16
Altitude
145952551.67764
Surface area
1.2298800501768E+16
Volume
5.6412706085215E+23
Height
79446506.281649