91993387 is an odd 8-digits composite number following 91993386
and preceding 91993388 . In scientific notation, it is written as 9.1993387 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 91800856 positive integers (up to 91993387) that are relatively prime to 91993387.
91993387 has 4 divisors, whose sum is 92185920
The reverse of 91993387 is 78339919
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
ninety-one million nine hundred ninety-three thousand three hundred eighty-seven
Scientific notation
9.1993387 × 10^7
Engineering notation
9.1993387 × 10^6
Prime Factorization
479 × 192053
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91993387
Product of the distinct prime numbers
The prime factorization of 91993387 is 479 × 192053.
Since it has a total of 2 prime factors.
8 , 7 , 84 , 98 , 33 , 422 , 2524 , 5295 , 59918 , 73839 , 529339 , 994329 , 9972678 , 9964999 , 71986138 , 40029807 , 215188999 , 861495636 , 9964626236 , 9921213099
n×2
183986774
n×3
275980161
n×4
367973548
n×5
459966935
n÷2
45996693.5
n÷3
30664462.333333
n÷3
22998346.75
n÷5
18398677.4
n2
8462783251731769
n3
7.7852009477368E+23
n4
7.1618700365792E+31
n5
6.5884468191873E+39
2 √n
9591.3183139754
3 √n
451.42492682238
4 √n
97.93527614693
5 √n
39.151762884409
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
-91993386
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 91993387 can be divided by 4 positive divisors.
The sum of these divisors (counting 91993387) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110111011010100101011
3
Ternary
20102002202012111
4
Quaternary
11132323110223
5
Quinary
142022242022
6
Senary
13043423151
8
Octal
536732453
10
Decimal
91993387
12
Duodecimal
26984ab7
16
Hexadecimal
57bb52b
20
Vigesimal
18ej397
36
Base36
1irqjv
md5
dd6984af045bb36226e21ca6a88755ec
sha1
3fb3eec0fe956c8a25e26cace88abfcd02ec6a2d
sha256
a890955865b13f7bba990f47c16a1e7c1c5dc62523cb55fdabdf4918e16a0d6e
sha512
a89f1179a84b00cd05da068aa473c8695f5473cdecb2f3473e9016a013cb942587ca2b95012c1cef331b80571a54e2e4845a9256e967e0f47497ee1b95129743
ripemd-160
95c64f6b11be7ab71217ebfe26696ac3fa32ad66
Diameter
183986774
Circumference
578011497.55609
Area
2.6586617692563E+16
Volume
3.2610573472174E+24
Surface area
1.0634647077025E+17
Circumference
578011497.55609
Perimeter
367973548
Area
8462783251731769
Diagonal
130098295.54404
Surface area
50776699510390614
Volume
7.7852009477368E+23
Space diagonal
159337220.24435
Perimeter
275980161
Area
3.6644926413606E+15
Altitude
79668610.122173
Surface area
3.6644926413606E+15
Volume
9.1749473050744E+22
Height
43366098.514679