91990469 is an odd 8-digits composite number following 91990468
and preceding 91990470 . In scientific notation, it is written as 9.1990469 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 91850220 positive integers (up to 91990469) that are relatively prime to 91990469.
91990469 has 4 divisors, whose sum is 92130720
The reverse of 91990469 is 96409919
Previous prime number is 659
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
ninety-one million nine hundred ninety thousand four hundred sixty-nine
Scientific notation
9.1990469 × 10^7
Engineering notation
9.1990469 × 10^6
Prime Factorization
659 × 139591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91990469
Product of the distinct prime numbers
The prime factorization of 91990469 is 659 × 139591.
Since it has a total of 2 prime factors.
6 , 10 , 42 , 27 , 247 , 976 , 4918 , 9803 , 51992 , 71170 , 563337 , 138889 , 5345859 , 1232854 , 7186225 , 69483952 , 21469655 , 420258388 , 8349670448 , 5755893039
n×2
183980938
n×3
275971407
n×4
367961876
n×5
459952345
n÷2
45995234.5
n÷3
30663489.666667
n÷3
22997617.25
n÷5
18398093.8
n2
8462246386839961
n3
7.7844601391896E+23
n4
7.1609613911586E+31
n5
6.5874019686357E+39
2 √n
9591.1661960369
3 √n
451.42015375515
4 √n
97.934499518999
5 √n
39.151514505047
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
-91990468
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 91990469 can be divided by 4 positive divisors.
The sum of these divisors (counting 91990469) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110111010100111000101
3
Ternary
20102002121012102
4
Quaternary
11132322213011
5
Quinary
142022143334
6
Senary
13043401445
8
Octal
536724705
10
Decimal
91990469
12
Duodecimal
26983285
16
Hexadecimal
57ba9c5
20
Vigesimal
18eig39
36
Base36
1iroat
md5
f9a4c607c3c474f70ae06a0d893eb4ca
sha1
0546ef2764b4ccc85178d7ed8854bf38a9ffa682
sha256
3be46e85ab07b9920c87ec044e99644cf3f1d48e4dc6bd45fa579f407676f1a6
sha512
6a556d286160978be0c00943a297d8757d922e4f75589d48f4bebf3cd5f7ee114f33d9aaa15c04b28686c30b6c79aa4514ab23e0aea715272f95dff3ed03aa30
ripemd-160
d6ef0cdcbbe93a9cde6745f50bc94875cc671ca2
Diameter
183980938
Circumference
577993163.22136
Area
2.6584931081763E+16
Volume
3.2607470380588E+24
Surface area
1.0633972432705E+17
Circumference
577993163.22136
Perimeter
367961876
Area
8462246386839961
Diagonal
130094168.86886
Surface area
50773478321039766
Volume
7.7844601391896E+23
Space diagonal
159332166.12009
Perimeter
275971407
Area
3.6642601720432E+15
Altitude
79666083.060045
Surface area
3.6642601720432E+15
Volume
9.1740742538289E+22
Height
43364722.956287