160997421 is an odd 9-digits composite number following 160997420
and preceding 160997422 . In scientific notation, it is written as 1.60997421 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 99075312 positive integers (up to 160997421) that are relatively prime to 160997421.
160997421 has 8 divisors, whose sum is 231175840
The reverse of 160997421 is 124799061
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred sixty million nine hundred ninety-seven thousand four hundred twenty-one
Scientific notation
1.60997421 × 10^8
Engineering notation
1.60997421 × 10^6
Prime Factorization
3 × 13 × 4128139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
160997421
Product of the distinct prime numbers
The prime factorization of 160997421 is 3 × 13 × 4128139.
Since it has a total of 3 prime factors.
3 , 10 , 90 , 70 , 272 , 190 , 9873 , 8741 , 9629 , 63450 , 797216 , 883930 , 9384250 , 8408319 , 2186732 , 76356791 , 550827944 , 214664588 , 3517923246 , 2117983682
n×2
321994842
n×3
482992263
n×4
643989684
n×5
804987105
n÷2
80498710.5
n÷3
53665807
n÷3
40249355.25
n÷5
32199484.2
n2
25920169568651241
n3
4.1730804524355E+24
n4
6.7185519046763E+32
n5
1.0816695295075E+41
2 √n
12688.475913206
3 √n
544.0092777487
4 √n
112.6431352245
5 √n
43.788874612515
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
-160997420
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 160997421 can be divided by 8 positive divisors.
The sum of these divisors (counting 160997421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001010000000101101
3
Ternary
102012221111221110
4
Quaternary
21212022000231
5
Quinary
312203404141
6
Senary
23550422233
8
Octal
1146120055
10
Decimal
160997421
12
Duodecimal
45b01979
16
Hexadecimal
998a02d
20
Vigesimal
2a64db1
36
Base36
2nuqel
md5
64e446f486db504a9f44ba77d3c4dd25
sha1
22f331bc20f1ed0fa1d7472aff549dff6433bd27
sha256
3adb338a91f4ec311aa1613e0ba91143f1bfb748f6d062f8f937d66015243f50
sha512
ad3bbfa3a44827249d4eac5e3fe1025fdc5a52ca6bb501e5d2b560b9c4cb79b0064478bde4c2da3623f5d1a89821630eab1450567163de964c37e262d9599584
ripemd-160
9ab071b7b981896c55da4255d7c1ace63b034032
Diameter
321994842
Circumference
1011576630.121
Area
8.1430614296676E+16
Volume
1.7480158522948E+25
Surface area
3.2572245718671E+17
Circumference
1011576630.121
Perimeter
643989684
Area
25920169568651241
Diagonal
227684736.28529
Surface area
155521017411907446
Volume
4.1730804524355E+24
Space diagonal
278855713.05956
Perimeter
482992263
Area
1.1223762658426E+16
Altitude
139427856.52978
Surface area
1.1223762658426E+16
Volume
4.918022477257E+23
Height
75894912.095097