91291289 is an odd 8-digits prime number following 91291288
and preceding 91291290 . In scientific notation, it is written as 9.1291289 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 91291288 positive integers (up to 91291289) that are relatively prime to 91291289.
91291289 has 2 divisors, whose sum is 91291290
The reverse of 91291289 is 98219219
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
ninety-one million two hundred ninety-one thousand two hundred eighty-nine
Scientific notation
9.1291289 × 10^7
Engineering notation
9.1291289 × 10^6
Prime Factorization
91291289
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
91291289
Product of the distinct prime numbers
The prime factorization of 91291289 is 91291289.
Since it has a total of 1 prime factors.
6 , 1 , 62 , 97 , 955 , 300 , 366 , 2905 , 45642 , 82489 , 915713 , 928049 , 5788364 , 9539933 , 55048096 , 3736893 , 24828130 , 227612676 , 3673866096 , 1204453842
n×2
182582578
n×3
273873867
n×4
365165156
n×5
456456445
n÷2
45645644.5
n÷3
30430429.666667
n÷3
22822822.25
n÷5
18258257.8
n2
8334099447281521
n3
7.6083068119652E+23
n4
6.9457213597178E+31
n5
6.3408385596347E+39
2 √n
9554.6475078885
3 √n
450.2735604146
4 √n
97.747877255153
5 √n
39.091817971626
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
91291290
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
45645645
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9554.6475602191
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999780921
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91291289 can be divided by 2 positive divisors.
The sum of these divisors (counting 91291289) is 91291290, the average is 45645645.
Base
System
Value
2
Binary
101011100001111111010011001
3
Ternary
20100210002002212
4
Quaternary
11130033322121
5
Quinary
141332310124
6
Senary
13020404505
8
Octal
534177231
10
Decimal
91291289
12
Duodecimal
266a6735
16
Hexadecimal
570fe99
20
Vigesimal
18ab849
36
Base36
1icot5
md5
3d5cae5425142061a80af587a6081d26
sha1
6884ab698ff93abb51e1f9e1c3bdd96761624608
sha256
2cab2d0646e044a0285094b116882964e413997a7694c1b0cc6b8edee74e0f11
sha512
2930fec59e06857c20ad5d9487c9d110956da8913e752480803ea37a01ad60be3b652865a88d1ce5dc7ffc443d869e4b1503de21f42c707dd55d574177abe495
ripemd-160
d94decfd36c74c943c7d0895f35d0e1590a0a101
Diameter
182582578
Circumference
573600085.71829
Area
2.6182345597866E+16
Volume
3.1869601048969E+24
Surface area
1.0472938239147E+17
Circumference
573600085.71829
Perimeter
365165156
Area
8334099447281521
Diagonal
129105379.03032
Surface area
50004596683689126
Volume
7.6083068119652E+23
Space diagonal
158121150.83645
Perimeter
273873867
Area
3.6087709195058E+15
Altitude
79060575.418227
Surface area
3.6087709195058E+15
Volume
8.966475566814E+22
Height
43035126.343441