83991642 is an even 8-digits composite number following 83991641
and preceding 83991643 . In scientific notation, it is written as 8.3991642 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 23439024 positive integers (up to 83991642) that are relatively prime to 83991642.
83991642 has 16 divisors, whose sum is 135059232
The reverse of 83991642 is 24619938
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-three million nine hundred ninety-one thousand six hundred forty-two
Scientific notation
8.3991642 × 10^7
Engineering notation
8.3991642 × 10^6
Prime Factorization
2 × 21 × 43 × 46507
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
83991642
Product of the distinct prime numbers
The prime factorization of 83991642 is 2 × 21 × 43 × 46507.
Since it has a total of 4 prime factors.
2 , 5 , 3 , 92 , 589 , 285 , 1662 , 3378 , 42968 , 42134 , 87120 , 592211 , 3946925 , 4796889 , 95881233 , 19325344 , 638444502 , 943950463 , 2064383964 , 1044299538
n×2
167983284
n×3
251974926
n×4
335966568
n×5
419958210
n÷2
41995821
n÷3
27997214
n÷3
20997910.5
n÷5
16798328.4
n2
7054595925856164
n3
5.9252709545917E+23
n4
4.9767323677106E+31
n5
4.1800392335856E+39
2 √n
9164.6954122873
3 √n
437.93738810186
4 √n
95.732415681875
5 √n
38.445650567461
1 , 2 , 21 , 42 , 43 , 86 , 903 , 1806 , 46507 , 93014 , 976647 , 1953294 , 1999801 , 3999602 , 41995821 , 83991642
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83991641
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83991642 can be divided by 16 positive divisors.
The sum of these divisors (counting 83991642) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000000011001110001011010
3
Ternary
12212001012212120
4
Quaternary
11000121301122
5
Quinary
133000213032
6
Senary
12200122110
8
Octal
500316132
10
Decimal
83991642
12
Duodecimal
24166336
16
Hexadecimal
5019c5a
20
Vigesimal
164ij22
36
Base36
1e08d6
md5
b33ebbd24a23e6f38f9e22453fc53608
sha1
78c511b7937b8d21ee752d5d2dc91395648d7feb
sha256
700692d1b87ce6431d187d2c5dc392a26c8897214006d40ab3a4028234de46db
sha512
30571ebac099affa5efa25187976abb6f7aea1a6dcf92b0b389a5e73ee8b5597259328f35893cb96d0cb7fb5ed1e71a13e6c33d5ddff430929135e56bfd52f81
ripemd-160
dca1475250094b28aaadc6d394cd4a09adb08015
Diameter
167983284
Circumference
527735050.94029
Area
2.2162666734714E+16
Volume
2.4819716935299E+24
Surface area
8.8650666938857E+16
Circumference
527735050.94029
Perimeter
335966568
Area
7054595925856164
Diagonal
118782119.24239
Surface area
42327575555136984
Volume
5.9252709545917E+23
Space diagonal
145477791.35514
Perimeter
251974926
Area
3.0547296426128E+15
Altitude
72738895.677568
Surface area
3.0547296426128E+15
Volume
6.9829987872658E+22
Height
39594039.747462