157946 is an even 6-digits composite number following 157945
and preceding 157947 . In scientific notation, it is written as 1.57946 × 10^5.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 78300 positive integers (up to 157946) that are relatively prime to 157946.
157946 has 8 divisors, whose sum is 238944
The reverse of 157946 is 649751
Previous prime number is 151
Is Prime? no
Number parity even
Number length 6
Sum of Digits 32
Digital Root 5
Name
one hundred fifty-seven thousand nine hundred forty-six
Scientific notation
1.57946 × 10^5
Engineering notation
1.57946 × 10^3
Prime Factorization
2 × 151 × 523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157946
Product of the distinct prime numbers
The prime factorization of 157946 is 2 × 151 × 523.
Since it has a total of 3 prime factors.
10 , 3 , 26 , 80 , 356 , 318 , 3574 , 3412 , 95620 , 69720 , 308679 , 423093 , 7471984 , 3752328 , 9250945 , 46844878 , 609474528 , 942717386 , 3125779385 , 4650722017
n×2
315892
n×3
473838
n×4
631784
n×5
789730
n÷2
78973
n÷3
52648.666666667
n÷3
39486.5
n÷5
31589.2
n2
24946938916
n3
3940269214026536
n4
6.2234976127864E+20
n5
9.8297655394915E+25
2 √n
397.42420661052
3 √n
54.055042184639
4 √n
19.935501162763
5 √n
10.957253929935
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
-157945
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 157946 can be divided by 8 positive divisors.
The sum of these divisors (counting 157946) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100011111010
3
Ternary
22000122212
4
Quaternary
212203322
5
Quinary
20023241
6
Senary
3215122
8
Octal
464372
10
Decimal
157946
12
Duodecimal
774a2
16
Hexadecimal
268fa
20
Vigesimal
jeh6
36
Base36
3dve
md5
bb372a21a3cb43a542641111080c5852
sha1
563d1714e7884ef5de5dd66b0ce53018f9068f04
sha256
596ea8ec69ad75dd6742353b883063b771caf1aa1662fe23cadfa18922c32fce
sha512
f8c38d311fd7f9cfb87b989bb0b00cd1b603bfc3199fa99863f134d290889d6fafe7a5446cc5d1e43d36f92c62f64b3ef2ea33535d6597f91b4e5aa25e2bfd1f
ripemd-160
1fd0ab301a81c10988e0ca904b0b5bf0bc8f3806
Diameter
315892
Circumference
992403.98652779
Area
78373120028.059
Volume
1.6504961087936E+16
Surface area
313492480112.24
Circumference
992403.98652779
Perimeter
631784
Area
24946938916
Diagonal
223369.37532258
Surface area
149681633496
Volume
3940269214026536
Space diagonal
273570.49685227
Perimeter
473838
Area
10802341423.957
Altitude
136785.24842614
Surface area
10802341423.957
Volume
4.6436518015646E+14
Height
74456.45844086