91990718 is an even 8-digits composite number following 91990717
and preceding 91990719 . In scientific notation, it is written as 9.1990718 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 45995358 positive integers (up to 91990718) that are relatively prime to 91990718.
91990718 has 4 divisors, whose sum is 137986080
The reverse of 91990718 is 81709919
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
ninety-one million nine hundred ninety thousand seven hundred eighteen
Scientific notation
9.1990718 × 10^7
Engineering notation
9.1990718 × 10^6
Prime Factorization
2 × 45995359
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91990718
Product of the distinct prime numbers
The prime factorization of 91990718 is 2 × 45995359.
Since it has a total of 2 prime factors.
1 , 5 , 20 , 69 , 235 , 721 , 3233 , 7544 , 679 , 50391 , 525558 , 341323 , 2079517 , 5900534 , 4892357 , 59240100 , 93202160 , 177787873 , 8606526006 , 8515810548
n×2
183981436
n×3
275972154
n×4
367962872
n×5
459953590
n÷2
45995359
n÷3
30663572.666667
n÷3
22997679.5
n÷5
18398143.6
n2
8462292198155524
n3
7.7845233523412E+23
n4
7.1610389246964E+31
n5
6.5874911230877E+39
2 √n
9591.1791767227
3 √n
451.42056105646
4 √n
97.934565791261
5 √n
39.151535700105
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
-91990717
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 91990718 can be divided by 4 positive divisors.
The sum of these divisors (counting 91990718) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110111010101010111110
3
Ternary
20102002121112122
4
Quaternary
11132322222332
5
Quinary
142022200333
6
Senary
13043402542
8
Octal
536725276
10
Decimal
91990718
12
Duodecimal
26983452
16
Hexadecimal
57baabe
20
Vigesimal
18eigfi
36
Base36
1irohq
md5
8a93c5fcd6c1af9fc92c7afdee9c6b79
sha1
da366e4192baf46692cb6787b6055de012465a56
sha256
8682907705a585a434dd68aefff9eb3dff8b310ff4d3a55f77b4faa3ac47f514
sha512
f79ae5a8a0112ee2fdcc16318450aed90f4f273745d4b2aac18aa3d9d50bc0286864e239574ead516ae76655c2668651531b33d9451f33b7d049b1d46a1e0189
ripemd-160
0d45a69edd21c181c98016bb7b41534d5ab0fe7d
Diameter
183981436
Circumference
577994727.7345
Area
2.6585075002256E+16
Volume
3.2607735167218E+24
Surface area
1.0634030000902E+17
Circumference
577994727.7345
Perimeter
367962872
Area
8462292198155524
Diagonal
130094521.00804
Surface area
50773753188933144
Volume
7.7845233523412E+23
Space diagonal
159332597.40074
Perimeter
275972154
Area
3.6642800089248E+15
Altitude
79666298.70037
Surface area
3.6642800089248E+15
Volume
9.1741487512426E+22
Height
43364840.336013