168995720 is an even 9-digits composite number following 168995719
and preceding 168995721 . In scientific notation, it is written as 1.68995720 × 10^8.
The sum of its digits is 47. It has a total of 6 prime factors and 32 positive divisors.
There are 64658880 positive integers (up to 168995720) that are relatively prime to 168995720.
168995720 has 32 divisors, whose sum is 396774720
The reverse of 168995720 is 027599861
Previous prime number is 23
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred sixty-eight million nine hundred ninety-five thousand seven hundred twenty
Scientific notation
1.68995720 × 10^8
Engineering notation
1.68995720 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 23 × 183691
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
42248930
Product of the distinct prime numbers
The prime factorization of 168995720 is 2 × 2 × 2 × 5 × 23 × 183691.
Since it has a total of 6 prime factors.
5 , 5 , 13 , 85 , 164 , 300 , 2568 , 3960 , 79516 , 83836 , 511855 , 608640 , 20150 , 4519570 , 43794717 , 66452469 , 265947118 , 828641280 , 5616735770 , 2060443332
n×2
337991440
n×3
506987160
n×4
675982880
n×5
844978600
n÷2
84497860
n÷3
56331906.666667
n÷3
42248930
n÷5
33799144
n2
28559553378318400
n3
4.8264422860474E+24
n4
8.1564808916902E+32
n5
1.3784103609574E+41
2 √n
12999.835383573
3 √n
552.87281403929
4 √n
114.01682061684
5 √n
44.215561153674
1 , 2 , 4 , 5 , 8 , 10 , 20 , 23 , 40 , 46 , 92 , 115 , 184 , 230 , 460 , 920 , 183691 , 367382 , 734764 , 918455 , 1469528 , 1836910 , 3673820 , 4224893 , 7347640 , 8449786 , 16899572 , 21124465 , 33799144 , 42248930 , 84497860 , 168995720
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
-168995719
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 168995720 can be divided by 32 positive divisors.
The sum of these divisors (counting 168995720) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000100101010101110001000
3
Ternary
102202222212112202
4
Quaternary
22010222232020
5
Quinary
321230330340
6
Senary
24434055332
8
Octal
1204525610
10
Decimal
168995720
12
Duodecimal
4871a548
16
Hexadecimal
a12ab88
20
Vigesimal
2cg4960
36
Base36
2sm5xk
md5
ede55025e6bfe7bf180c34a52faf33dd
sha1
f14abf2edf0a29ad76692237cc857bde85a6240e
sha256
dbfb18ab81a8d9d3ef4cda02e62afd0e29fd13539073e5e881fadb456c51d28f
sha512
b4655e35d7e3d78a0a60aeed20149cd6aac228c9f9a1b77398f88648fe3ddbed79fbdea050df24a33951c6b53d9657540e2e93f6db182453174e4dfb0a6b1e85
ripemd-160
e4d88ddf4f6ee7f4e7933c703297518680fc3931
Diameter
337991440
Circumference
1061831424.8802
Area
8.9722483083131E+16
Volume
2.0216954171762E+25
Surface area
3.5888993233252E+17
Circumference
1061831424.8802
Perimeter
675982880
Area
28559553378318400
Diagonal
238996039.20701
Surface area
171357320269910400
Volume
4.8264422860474E+24
Space diagonal
292709173.30168
Perimeter
506987160
Area
1.2366649373181E+16
Altitude
146354586.65084
Surface area
1.2366649373181E+16
Volume
5.6880167824493E+23
Height
79665346.402335