83808891 is an odd 8-digits composite number following 83808890
and preceding 83808892 . In scientific notation, it is written as 8.3808891 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 54432000 positive integers (up to 83808891) that are relatively prime to 83808891.
83808891 has 16 divisors, whose sum is 89187168
The reverse of 83808891 is 19880838
Previous prime number is 421
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-three million eight hundred eight thousand eight hundred ninety-one
Scientific notation
8.3808891 × 10^7
Engineering notation
8.3808891 × 10^6
Prime Factorization
27 × 101 × 421 × 73
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
83808891
Product of the distinct prime numbers
The prime factorization of 83808891 is 27 × 101 × 421 × 73.
Since it has a total of 4 prime factors.
2 , 8 , 60 , 70 , 235 , 250 , 8068 , 1671 , 34041 , 23262 , 915633 , 396873 , 8253472 , 8665887 , 50630202 , 37848747 , 312964223 , 505477230 , 9340003345 , 5420632782
n×2
167617782
n×3
251426673
n×4
335235564
n×5
419044455
n÷2
41904445.5
n÷3
27936297
n÷3
20952222.75
n÷5
16761778.2
n2
7023930210649881
n3
5.8866780141596E+23
n4
4.933559560408E+31
n5
4.1347615544024E+39
2 √n
9154.7196024783
3 √n
437.61953261754
4 √n
95.680298925527
5 √n
38.428905796594
1 , 27 , 73 , 101 , 421 , 1971 , 2727 , 7373 , 11367 , 30733 , 42521 , 199071 , 829791 , 1148067 , 3104033 , 83808891
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
-83808890
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 83808891 can be divided by 16 positive divisors.
The sum of these divisors (counting 83808891) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111111101101001001111011
3
Ternary
12211200221012000
4
Quaternary
10333231021323
5
Quinary
132423341031
6
Senary
12152152043
8
Octal
477551173
10
Decimal
83808891
12
Duodecimal
24098623
16
Hexadecimal
4fed27b
20
Vigesimal
163g24b
36
Base36
1dwbcr
md5
b1654572afdeb3f735e19e07183c006f
sha1
4b27429cc712b2a8297b7cb1bb404e2b7d78a1fa
sha256
e99d66e90895a2a369c8c4d4e058fbc677fada0ee1e461a1c3c3ee5df28dad3c
sha512
7c0187bd2760ec29356f6f29e0512d3b99b855e686a2c6e7be039cd66ef17d04b21f87368626ceb385765ba566bb4680ed993557a3f924c3d7b00e0b81df53ef
ripemd-160
27411cfa5608841715858e86ad0481deea917c32
Diameter
167617782
Circumference
526586792.54222
Area
2.2066327549105E+16
Volume
2.4658059204443E+24
Surface area
8.826531019642E+16
Circumference
526586792.54222
Perimeter
335235564
Area
7023930210649881
Diagonal
118523670.29965
Surface area
42143581263899286
Volume
5.8866780141596E+23
Space diagonal
145161257.338
Perimeter
251426673
Area
3.0414509984159E+15
Altitude
72580628.669001
Surface area
3.0414509984159E+15
Volume
6.9375165707901E+22
Height
39507890.099883