168509742 is an even 9-digits composite number following 168509741
and preceding 168509743 . In scientific notation, it is written as 1.68509742 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 56129720 positive integers (up to 168509742) that are relatively prime to 168509742.
168509742 has 16 divisors, whose sum is 337260672
The reverse of 168509742 is 247905861
Previous prime number is 1511
Is Prime? no Number parity even Number length 9 Sum of Digits 42 Digital Root 6
Name
one hundred sixty-eight million five hundred nine thousand seven hundred forty-two
Scientific notation
1.68509742 × 10^8
Engineering notation
1.68509742 × 10^6
Prime Factorization
2 × 3 × 1511 × 18587
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
168509742 Product of the distinct prime numbers
The prime factorization of 168509742 is 2 × 3 × 1511 × 18587.
Since it has a total of 4 prime factors.
8 , 4 , 61 , 26 , 388 , 56 , 1320 , 5081 , 46460 , 45690 , 961815 , 845748 , 9571649 , 6579788 , 79974761 , 23315095 , 147506843 , 234409831 , 2418977583 , 8366167179
n×2
337019484
n×3
505529226
n×4
674038968
n×5
842548710
n÷2
84254871
n÷3
56169914
n÷3
42127435.5
n÷5
33701948.4
n2
28395533148906564
n3
4.7849239648747E+24
n4
8.0630630281065E+32
n5
1.358704670596E+41
2 √n12981.130228143
3 √n552.34234303755
4 √n113.93476303632
5 √n44.190101870404
1 , 2 , 3 , 6 , 1511 , 3022 , 4533 , 9066 , 18587 , 37174 , 55761 , 111522 , 28084957 , 56169914 , 84254871 , 168509742
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-168509741 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168509742 can be divided by 16 positive divisors.
The sum of these divisors (counting 168509742) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010110100000100101110
3
Ternary
102202002011220120
4
Quaternary
22002310010232
5
Quinary
321114302432
6
Senary
24415425410
8
Octal
1202640456
10
Decimal
168509742
12
Duodecimal
48525266
16
Hexadecimal
a0b412e
20
Vigesimal
2cd3e72
36
Base36
2sbqy6
md5
c6a16de0dfbe4337c2c1bb955e891557
sha1
ca280845601bcaa2a146207e930462725522215c
sha256
cb4a69746b59e87c8941a81ea4756f2685a2ab50c4f909b4870ce79b8dd12cb4
sha512
ae8cb745ecedfd68fbf74322d1b9614bb3099daf37f5debf034f6a8f39bb94a129cd5b1efa1ac7043892b20b4ec726e671229ede567576172a8c11bc3933ddc4
ripemd-160
b5a8a3304625780ced6a664316bfa01450885fe9
Diameter
337019484
Circumference
1058777935.051
Area
8.920719833537E+16
Volume
2.0043042634715E+25
Surface area
3.5682879334148E+17
Circumference
1058777935.051
Perimeter
674038968
Area
28395533148906564
Diagonal
238308762.52839
Surface area
170373198893439384
Volume
4.7849239648747E+24
Space diagonal
291867434.71432
Perimeter
505529226
Area
1.2295626530478E+16
Altitude
145933717.35716
Surface area
1.2295626530478E+16
Volume
5.6390869717082E+23
Height
79436254.17613