83661409 is an odd 8-digits composite number following 83661408
and preceding 83661410 . In scientific notation, it is written as 8.3661409 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 77225904 positive integers (up to 83661409) that are relatively prime to 83661409.
83661409 has 4 divisors, whose sum is 90096916
The reverse of 83661409 is 90416638
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-three million six hundred sixty-one thousand four hundred nine
Scientific notation
8.3661409 × 10^7
Engineering notation
8.3661409 × 10^6
Prime Factorization
13 × 6435493
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
83661409
Product of the distinct prime numbers
The prime factorization of 83661409 is 13 × 6435493.
Since it has a total of 2 prime factors.
2 , 2 , 50 , 44 , 446 , 699 , 3986 , 1998 , 4261 , 50740 , 197373 , 260739 , 3960095 , 6583328 , 44789849 , 73215303 , 933937654 , 214479266 , 823371194 , 4682056234
n×2
167322818
n×3
250984227
n×4
334645636
n×5
418307045
n÷2
41830704.5
n÷3
27887136.333333
n÷3
20915352.25
n÷5
16732281.8
n2
6999231355865281
n3
5.8556555714867E+23
n4
4.8989239572928E+31
n5
4.0985088085097E+39
2 √n
9146.6610847894
3 √n
437.36268278259
4 √n
95.638177966696
5 √n
38.415371276761
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
-83661408
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 83661409 can be divided by 4 positive divisors.
The sum of these divisors (counting 83661409) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111111001001001001100001
3
Ternary
12211102102212201
4
Quaternary
10333021021201
5
Quinary
132404131114
6
Senary
12145053201
8
Octal
477111141
10
Decimal
83661409
12
Duodecimal
24027201
16
Hexadecimal
4fc9261
20
Vigesimal
162hda9
36
Base36
1dt5k1
md5
291f3c6035cf964ee25cc02a552444f4
sha1
948a45fb4eb5ec35ccecf588ddf717cfed2926f2
sha256
faecf88d1cb2c138cb0118c57c664c9d6a83f628d968172b7699b62cfbe156ca
sha512
f557889eb176ff172ba85e4c47763b5aa313018ed287f526523e8611bff58e28df13a0581e437342e7f5711fe94b403e29543362c097c477f17072dc02aa31be
ripemd-160
190f6cb140e630dffc2350a2933dab582be45bb4
Diameter
167322818
Circumference
525660135.80674
Area
2.1988733808362E+16
Volume
2.4528112700446E+24
Surface area
8.7954935233447E+16
Circumference
525660135.80674
Perimeter
334645636
Area
6999231355865281
Diagonal
118315099.25504
Surface area
41995388135191686
Volume
5.8556555714867E+23
Space diagonal
144905811.0208
Perimeter
250984227
Area
3.030756080572E+15
Altitude
72452905.5104
Surface area
3.030756080572E+15
Volume
6.9009562714851E+22
Height
39438366.418348