91809002 is an even 8-digits composite number following 91809001
and preceding 91809003 . In scientific notation, it is written as 9.1809002 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 45904500 positive integers (up to 91809002) that are relatively prime to 91809002.
91809002 has 4 divisors, whose sum is 137713506
The reverse of 91809002 is 20090819
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
ninety-one million eight hundred nine thousand two
Scientific notation
9.1809002 × 10^7
Engineering notation
9.1809002 × 10^6
Prime Factorization
2 × 45904501
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91809002
Product of the distinct prime numbers
The prime factorization of 91809002 is 2 × 45904501.
Since it has a total of 2 prime factors.
2 , 3 , 7 , 14 , 962 , 790 , 9717 , 5049 , 91645 , 42341 , 373171 , 144498 , 9470139 , 7584050 , 22406582 , 18979721 , 655487866 , 469301568 , 1560679334 , 4805189650
n×2
183618004
n×3
275427006
n×4
367236008
n×5
459045010
n÷2
45904501
n÷3
30603000.666667
n÷3
22952250.5
n÷5
18361800.4
n2
8428892848236004
n3
7.7384824036149E+23
n4
7.1046234647044E+31
n5
6.5226838988029E+39
2 √n
9581.7014146758
3 √n
451.12312375944
4 √n
97.886165593897
5 √n
39.136055684787
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
-91809001
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 91809002 can be divided by 4 positive divisors.
The sum of these divisors (counting 91809002) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110001110010011101010
3
Ternary
20101202101021102
4
Quaternary
11132032103222
5
Quinary
142000342002
6
Senary
13035441402
8
Octal
536162352
10
Decimal
91809002
12
Duodecimal
268b6262
16
Hexadecimal
578e4ea
20
Vigesimal
18dg2a2
36
Base36
1insa2
md5
8ea1179ad01e6d20300a9e9df197bb69
sha1
742a61011911af85a61192299800d01cbfcdfc55
sha256
3ed7cb7b7440a24826f8e8313fa1177e66e93926bfcc5d77085dcb1900611c01
sha512
7da4608e73efe2be975049b8f348e17f3956917b280389e47b47e1a9c6cd8578913484aefe5c35ef7f68f8f1ef7b921b735e9bc1d63fba3a2d690dadeedaafb3
ripemd-160
e8e111f3d91e3f56d8d20650ab32565f77b29e3c
Diameter
183618004
Circumference
576852972.43322
Area
2.6480147849914E+16
Volume
3.2414879292174E+24
Surface area
1.0592059139966E+17
Circumference
576852972.43322
Perimeter
367236008
Area
8428892848236004
Diagonal
129837535.77634
Surface area
50573357089416024
Volume
7.7384824036149E+23
Space diagonal
159017856.05619
Perimeter
275427006
Area
3.6498176661747E+15
Altitude
79508928.028096
Surface area
3.6498176661747E+15
Volume
9.1198889728147E+22
Height
43279178.592113