91991377 is an odd 8-digits composite number following 91991376
and preceding 91991378 . In scientific notation, it is written as 9.1991377 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 91886080 positive integers (up to 91991377) that are relatively prime to 91991377.
91991377 has 4 divisors, whose sum is 92096676
The reverse of 91991377 is 77319919
Previous prime number is 881
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
ninety-one million nine hundred ninety-one thousand three hundred seventy-seven
Scientific notation
9.1991377 × 10^7
Engineering notation
9.1991377 × 10^6
Prime Factorization
881 × 104417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91991377
Product of the distinct prime numbers
The prime factorization of 91991377 is 881 × 104417.
Since it has a total of 2 prime factors.
9 , 3 , 13 , 33 , 110 , 324 , 3132 , 8322 , 5783 , 92469 , 661386 , 867863 , 1896704 , 8766653 , 15096837 , 25194054 , 512521468 , 405234091 , 3062709148 , 9268848057
n×2
183982754
n×3
275974131
n×4
367965508
n×5
459956885
n÷2
45995688.5
n÷3
30663792.333333
n÷3
22997844.25
n÷5
18398275.4
n2
8462413442356129
n3
7.7846906530565E+23
n4
7.161244126937E+31
n5
6.5877270827009E+39
2 √n
9591.213531144
3 √n
451.42163901101
4 √n
97.934741185873
5 √n
39.151591794434
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
-91991376
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 91991377 can be divided by 4 positive divisors.
The sum of these divisors (counting 91991377) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110111010110101010001
3
Ternary
20102002122110001
4
Quaternary
11132322311101
5
Quinary
142022211002
6
Senary
13043410001
8
Octal
536726521
10
Decimal
91991377
12
Duodecimal
26983901
16
Hexadecimal
57bad51
20
Vigesimal
18eii8h
36
Base36
1irp01
md5
60d61be4bcc8becb50a18d57f50b1fa7
sha1
d1bb4e2ad26aa08d7cf3b818eb5b502cd2b0b47b
sha256
e0b5fecdb6afd4217beb57c3288a8c28cbe4a19771c4f89219b070f8349d7e3c
sha512
30eb4fb67c11a59fd768dec857423f80423845b32ca249f2937f434528008c3cb29db9810197694096d6a1548b163016efcb891d0c465415f56aa4614879ac7a
ripemd-160
f42824ac53d70ba3cb7808792bcd929c16d53d2b
Diameter
183982754
Circumference
577998868.35362
Area
2.6585455902146E+16
Volume
3.2608435954815E+24
Surface area
1.0634182360858E+17
Circumference
577998868.35362
Perimeter
367965508
Area
8462413442356129
Diagonal
130095452.97478
Surface area
50774480654136774
Volume
7.7846906530565E+23
Space diagonal
159333738.82222
Perimeter
275974131
Area
3.6643325092037E+15
Altitude
79666869.411112
Surface area
3.6643325092037E+15
Volume
9.1743459170263E+22
Height
43365150.991592