161574142 is an even 9-digits composite number following 161574141
and preceding 161574143 . In scientific notation, it is written as 1.61574142 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 80599200 positive integers (up to 161574142) that are relatively prime to 161574142.
161574142 has 8 divisors, whose sum is 242924832
The reverse of 161574142 is 241475161
Previous prime number is 431
Is Prime? no Number parity even Number length 9 Sum of Digits 31 Digital Root 4
Name
one hundred sixty-one million five hundred seventy-four thousand one hundred forty-two
Scientific notation
1.61574142 × 10^8
Engineering notation
1.61574142 × 10^6
Prime Factorization
2 × 431 × 187441
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
161574142 Product of the distinct prime numbers
The prime factorization of 161574142 is 2 × 431 × 187441.
Since it has a total of 3 prime factors.
5 , 1 , 99 , 72 , 566 , 805 , 2668 , 7970 , 67190 , 43454 , 755401 , 184626 , 4397962 , 8750322 , 46676597 , 16483431 , 870202977 , 285437150 , 4442333679 , 3698743944
n×2
323148284
n×3
484722426
n×4
646296568
n×5
807870710
n÷2
80787071
n÷3
53858047.333333
n÷3
40393535.5
n÷5
32314828.4
n2
26106203363036164
n3
4.2180874092601E+24
n4
6.815338540322E+32
n5
1.1011824770921E+41
2 √n12711.181770394
3 √n544.6580825364
4 √n112.74387686431
5 √n43.820201642883
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-161574141 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 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
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161574142 can be divided by 8 positive divisors.
The sum of these divisors (counting 161574142) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000010110110011111110
3
Ternary
102021000211001111
4
Quaternary
21220112303332
5
Quinary
312330333032
6
Senary
24011032234
8
Octal
1150266376
10
Decimal
161574142
12
Duodecimal
4613b67a
16
Hexadecimal
9a16cfe
20
Vigesimal
2a9gf72
36
Base36
2o73em
md5
d42156676a2edc521bd787f278f3c477
sha1
22f6f337d7401d85df5bd3be76cf84f956992f59
sha256
2fabfd15352912470bfbd4e7e00f44dec00d728bacfd2951703f47130434d0a1
sha512
f9803b6fa3c592fb600a213be98053607a6224938278b8bd7ddfbe00f732aef0c14dfbd38528bb025597af827f6440aa5333504e21671f92ae630f267ea7d045
ripemd-160
431efa78cb0a26dab9c75b4a7b82e96415db0b0a
Diameter
323148284
Circumference
1015200275.0345
Area
8.2015056698436E+16
Volume
1.7668683222841E+25
Surface area
3.2806022679374E+17
Circumference
1015200275.0345
Perimeter
646296568
Area
26106203363036164
Diagonal
228500342.9452
Surface area
156637220178216984
Volume
4.2180874092601E+24
Space diagonal
279854623.13335
Perimeter
484722426
Area
1.1304317654376E+16
Altitude
139927311.56667
Surface area
1.1304317654376E+16
Volume
4.9710636845423E+23
Height
76166780.981732