161293340 is an even 9-digits composite number following 161293339
and preceding 161293341 . In scientific notation, it is written as 1.61293340 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 59554368 positive integers (up to 161293340) that are relatively prime to 161293340.
161293340 has 12 divisors, whose sum is 286606320
The reverse of 161293340 is 043392161
Previous prime number is 65
Is Prime? no Number parity even Number length 9 Sum of Digits 29 Digital Root 2
Name
one hundred sixty-one million two hundred ninety-three thousand three hundred forty
Scientific notation
1.61293340 × 10^8
Engineering notation
1.61293340 × 10^6
Prime Factorization
2 × 2 × 65 × 620359
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
80646670 Product of the distinct prime numbers
The prime factorization of 161293340 is 2 × 2 × 65 × 620359.
Since it has a total of 4 prime factors.
6 , 4 , 77 , 21 , 381 , 130 , 8795 , 5558 , 70659 , 63025 , 973746 , 571319 , 4099613 , 1682087 , 74114380 , 42359631 , 92288914 , 7435688 , 9347373247 , 2357971588
n×2
322586680
n×3
483880020
n×4
645173360
n×5
806466700
n÷2
80646670
n÷3
53764446.666667
n÷3
40323335
n÷5
32258668
n2
26015541528355600
n3
4.1961335850172E+24
n4
6.7680840101359E+32
n5
1.0916468753954E+41
2 √n12700.131495382
3 √n544.34237656569
4 √n112.69486011075
5 √n43.804959893288
1 , 2 , 4 , 65 , 130 , 260 , 620359 , 1240718 , 2481436 , 40323335 , 80646670 , 161293340
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-161293339 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161293340 can be divided by 12 positive divisors.
The sum of these divisors (counting 161293340) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100111010010010000011100
3
Ternary
102020111112212102
4
Quaternary
21213102100130
5
Quinary
312242341330
6
Senary
24001024232
8
Octal
1147222034
10
Decimal
161293340
12
Duodecimal
46025078
16
Hexadecimal
99d241c
20
Vigesimal
2a81d70
36
Base36
2o12qk
md5
d97bb5abb596763da5f59143d8ef0e8a
sha1
ea3271a710146037d574c698942a4cadd35764fb
sha256
172a3cabc4878dc05f365dc8f3bbddad9c1367a969443c6da3701f7e3fdbdd21
sha512
bb19fa79cfb4e20a4dcc84a2126fda6b3beadd32192058626c68ce282451edd42e924977bb618432730cf7d2062bbbb682e292977e6f5ce42b5dff6d99fd456c
ripemd-160
a5a64564f94092778c89664de6d28813df896568
Diameter
322586680
Circumference
1013435944.0339
Area
8.1730234144642E+16
Volume
1.7576723258895E+25
Surface area
3.2692093657857E+17
Circumference
1013435944.0339
Perimeter
645173360
Area
26015541528355600
Diagonal
228103228.94845
Surface area
156093249170133600
Volume
4.1961335850172E+24
Space diagonal
279368259.80248
Perimeter
483880020
Area
1.1265059928382E+16
Altitude
139684129.90124
Surface area
1.1265059928382E+16
Volume
4.9451908545504E+23
Height
76034409.649485