91990419 is an odd 8-digits composite number following 91990418
and preceding 91990420 . In scientific notation, it is written as 9.1990419 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 58099176 positive integers (up to 91990419) that are relatively prime to 91990419.
91990419 has 8 divisors, whose sum is 129109440
The reverse of 91990419 is 91409919
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
ninety-one million nine hundred ninety thousand four hundred nineteen
Scientific notation
9.1990419 × 10^7
Engineering notation
9.1990419 × 10^6
Prime Factorization
3 × 19 × 1613867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91990419
Product of the distinct prime numbers
The prime factorization of 91990419 is 3 × 19 × 1613867.
Since it has a total of 3 prime factors.
4 , 5 , 4 , 65 , 40 , 991 , 5656 , 4031 , 98287 , 19289 , 943544 , 66433 , 8657035 , 3478394 , 65007307 , 47546899 , 818355017 , 620723610 , 2459612466 , 8638915630
n×2
183980838
n×3
275971257
n×4
367961676
n×5
459952095
n÷2
45995209.5
n÷3
30663473
n÷3
22997604.75
n÷5
18398083.8
n2
8462237187795561
n3
7.784447445827E+23
n4
7.160945822251E+31
n5
6.5873840662517E+39
2 √n
9591.1635894713
3 √n
451.42007196765
4 √n
97.9344862113
5 √n
39.151510249006
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
-91990418
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 91990419 can be divided by 8 positive divisors.
The sum of these divisors (counting 91990419) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011110111010100110010011
3
Ternary
20102002121010120
4
Quaternary
11132322212103
5
Quinary
142022143134
6
Senary
13043401323
8
Octal
536724623
10
Decimal
91990419
12
Duodecimal
26983243
16
Hexadecimal
57ba993
20
Vigesimal
18eig0j
36
Base36
1iro9f
md5
78169d94923d33d341de0ca78cbfcbcb
sha1
3c2b88e005e5deef6a76756ded8805e4155b03f9
sha256
dbf2189e3de5f3368644afce767d3bfc193af8723080cafda2dd41f60d70cba2
sha512
775ba22447affdb0f12ac405fdf729927e793bbf9f6ada12b43af099ecdce66c03f7b66e078c0ffe52eff37a030b07806274417ff3f92dad5bf3f2941b2cca0a
ripemd-160
3a6049538f40f48a529d31842d8ffa8e6a56ff6c
Diameter
183980838
Circumference
577992849.06209
Area
2.6584902182113E+16
Volume
3.2607417210754E+24
Surface area
1.0633960872845E+17
Circumference
577992849.06209
Perimeter
367961676
Area
8462237187795561
Diagonal
130094098.15818
Surface area
50773423126773366
Volume
7.784447445827E+23
Space diagonal
159332079.51755
Perimeter
275971257
Area
3.6642561887402E+15
Altitude
79666039.758775
Surface area
3.6642561887402E+15
Volume
9.1740592945576E+22
Height
43364699.386061