156989471 is an odd 9-digits composite number following 156989470
and preceding 156989472 . In scientific notation, it is written as 1.56989471 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 156961200 positive integers (up to 156989471) that are relatively prime to 156989471.
156989471 has 4 divisors, whose sum is 157017744
The reverse of 156989471 is 174989651
Previous prime number is 20681
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred fifty-six million nine hundred eighty-nine thousand four hundred seventy-one
Scientific notation
1.56989471 × 10^8
Engineering notation
1.56989471 × 10^6
Prime Factorization
20681 × 7591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
156989471
Product of the distinct prime numbers
The prime factorization of 156989471 is 20681 × 7591.
Since it has a total of 2 prime factors.
4 , 9 , 43 , 36 , 989 , 267 , 8291 , 5127 , 48037 , 61838 , 399145 , 757720 , 2880366 , 6274845 , 13851385 , 67106759 , 185821476 , 391088094 , 7591882026 , 4226519132
n×2
313978942
n×3
470968413
n×4
627957884
n×5
784947355
n÷2
78494735.5
n÷3
52329823.666667
n÷3
39247367.75
n÷5
31397894.2
n2
24645694004859841
n3
3.8691144642508E+24
n4
6.0741023298118E+32
n5
9.5357011155703E+40
2 √n
12529.543926257
3 √n
539.45701134508
4 √n
111.93544535247
5 √n
43.568650193751
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-156989470
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156989471 can be divided by 4 positive divisors.
The sum of these divisors (counting 156989471) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010110110111100000011111
3
Ternary
101221101220001212
4
Quaternary
21112313200133
5
Quinary
310142130341
6
Senary
23324455035
8
Octal
1126674037
10
Decimal
156989471
12
Duodecimal
446aa47b
16
Hexadecimal
95b781f
20
Vigesimal
2913ddb
36
Base36
2lgtun
md5
7bbe48524941a71a5ec70e21b1ce6695
sha1
477a540798737794e4c85951f758485be97c073f
sha256
842352fac83279106f1e2e8bcebd06615944c8880d3c44caceeef6b024a3d333
sha512
ce29eecf7b31c4d23f147ea8b9f40a9cdd422517a9a6ceebb4e7269d6389d10138d2fc1f55014daaa3c1f8bfc747f561d3b2d56ae11ad5263a2a6fdb476e2ebe
ripemd-160
61c32edd2c33a54a3d5a7a910f4f7d7b22ceae47
Diameter
313978942
Circumference
986393937.5691
Area
7.742673122829E+16
Volume
1.6206908769051E+25
Surface area
3.0970692491316E+17
Circumference
986393937.5691
Perimeter
627957884
Area
24645694004859841
Diagonal
222016639.03798
Surface area
147874164029159046
Volume
3.8691144642508E+24
Space diagonal
271913740.02536
Perimeter
470968413
Area
1.0671898551053E+16
Altitude
135956870.01268
Surface area
1.0671898551053E+16
Volume
4.5597951247645E+23
Height
74005546.345993