156948991 is an odd 9-digits composite number following 156948990
and preceding 156948992 . In scientific notation, it is written as 1.56948991 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 154044288 positive integers (up to 156948991) that are relatively prime to 156948991.
156948991 has 8 divisors, whose sum is 159881040
The reverse of 156948991 is 199849651
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred fifty-six million nine hundred forty-eight thousand nine hundred ninety-one
Scientific notation
1.56948991 × 10^8
Engineering notation
1.56948991 × 10^6
Prime Factorization
109 × 107 × 13457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
156948991
Product of the distinct prime numbers
The prime factorization of 156948991 is 109 × 107 × 13457.
Since it has a total of 3 prime factors.
3 , 4 , 9 , 92 , 855 , 217 , 4566 , 1401 , 8591 , 33102 , 119960 , 895141 , 1345051 , 2490299 , 68257498 , 6731915 , 165124425 , 514337316 , 2963919339 , 9033037801
n×2
313897982
n×3
470846973
n×4
627795964
n×5
784744955
n÷2
78474495.5
n÷3
52316330.333333
n÷3
39237247.75
n÷5
31389798.2
n2
24632985775918081
n3
3.8661222628477E+24
n4
6.0678398823658E+32
n5
9.5234134708687E+40
2 √n
12527.928440089
3 √n
539.41064072572
4 √n
111.92822896879
5 √n
43.566403111979
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
-156948990
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 156948991 can be divided by 8 positive divisors.
The sum of these divisors (counting 156948991) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010110101101100111111111
3
Ternary
101221022211112121
4
Quaternary
21112231213333
5
Quinary
310134331431
6
Senary
23323543411
8
Octal
1126554777
10
Decimal
156948991
12
Duodecimal
4468ab67
16
Hexadecimal
95ad9ff
20
Vigesimal
290ic9b
36
Base36
2lfym7
md5
32616697b8f7daf33d13485b7d6eb911
sha1
0ffae2d1bbe9dd2e13802148d296e1382dea2651
sha256
2c35f87a14bcabbbe7d8002c351973ef139e8166e26153f043edf2361ec683d2
sha512
45b3e14c09ae428c3be9e8b3e47ac2ddbe9d29794a9dc6b586957ddf7f7b89fb2163594a5a140e80b382ecb97ecf0a0364f7f329017f5ddbeddcd056be73402f
ripemd-160
367e93f8aa8784d2752b6707f53019160a914099
Diameter
313897982
Circumference
986139594.22786
Area
7.7386807149606E+16
Volume
1.6194375065123E+25
Surface area
3.0954722859842E+17
Circumference
986139594.22786
Perimeter
627795964
Area
24632985775918081
Diagonal
221959391.67297
Surface area
147797914655508486
Volume
3.8661222628477E+24
Space diagonal
271843626.60867
Perimeter
470846973
Area
1.0666395726503E+16
Altitude
135921813.30434
Surface area
1.0666395726503E+16
Volume
4.5562687815931E+23
Height
73986463.890991