91991373 is an odd 8-digits composite number following 91991372
and preceding 91991374 . In scientific notation, it is written as 9.1991373 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 61272000 positive integers (up to 91991373) that are relatively prime to 91991373.
91991373 has 8 divisors, whose sum is 122766336
The reverse of 91991373 is 37319919
Previous prime number is 1151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
ninety-one million nine hundred ninety-one thousand three hundred seventy-three
Scientific notation
9.1991373 × 10^7
Engineering notation
9.1991373 × 10^6
Prime Factorization
3 × 1151 × 26641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91991373
Product of the distinct prime numbers
The prime factorization of 91991373 is 3 × 1151 × 26641.
Since it has a total of 3 prime factors.
6 , 5 , 32 , 35 , 613 , 962 , 3660 , 8591 , 33362 , 227 , 269857 , 770274 , 168067 , 9969705 , 31153522 , 70833469 , 763754421 , 924354606 , 753350776 , 8175547548
n×2
183982746
n×3
275974119
n×4
367965492
n×5
459956865
n÷2
45995686.5
n÷3
30663791
n÷3
22997843.25
n÷5
18398274.6
n2
8462412706425129
n3
7.7846896375669E+23
n4
7.1612428813865E+31
n5
6.5877256504522E+39
2 √n
9591.2133226198
3 √n
451.42163246806
4 √n
97.934740121266
5 √n
39.151591453954
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
-91991372
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 91991373 can be divided by 8 positive divisors.
The sum of these divisors (counting 91991373) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011110111010110101001101
3
Ternary
20102002122102220
4
Quaternary
11132322311031
5
Quinary
142022210443
6
Senary
13043405553
8
Octal
536726515
10
Decimal
91991373
12
Duodecimal
269838b9
16
Hexadecimal
57bad4d
20
Vigesimal
18eii8d
36
Base36
1irozx
md5
419155242b09752e734a3464b6f4eb81
sha1
94be01d02fdfdc1e80883a5706026df397063d57
sha256
2801ff6abd67d896b21f66c0dc97345eccc1e45221f3bc7ddf813dcf4e310907
sha512
94338c071e643a26b7b08404b818de515044012425fc1b69e4c2cf67a9cdeb404d30ebec950d3481a0ef3cbc99dcba3d6effc93d810fdf72bbcaca31cf856905
ripemd-160
3087c3b1fb4a56ee28c2380170b88d63554c7ed8
Diameter
183982746
Circumference
577998843.22088
Area
2.658545359015E+16
Volume
3.2608431701142E+24
Surface area
1.063418143606E+17
Circumference
577998843.22088
Perimeter
367965492
Area
8462412706425129
Diagonal
130095447.31792
Surface area
50774476238550774
Volume
7.7846896375669E+23
Space diagonal
159333731.89402
Perimeter
275974119
Area
3.6643321905362E+15
Altitude
79666865.94701
Surface area
3.6643321905362E+15
Volume
9.1743447202604E+22
Height
43365149.105974