91072013 is an odd 8-digits composite number following 91072012
and preceding 91072014 . In scientific notation, it is written as 9.1072013 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 91048860 positive integers (up to 91072013) that are relatively prime to 91072013.
91072013 has 4 divisors, whose sum is 91095168
The reverse of 91072013 is 31027019
Previous prime number is 18131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
ninety-one million seventy-two thousand thirteen
Scientific notation
9.1072013 × 10^7
Engineering notation
9.1072013 × 10^6
Prime Factorization
18131 × 5023
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91072013
Product of the distinct prime numbers
The prime factorization of 91072013 is 18131 × 5023.
Since it has a total of 2 prime factors.
2 , 3 , 61 , 59 , 887 , 1000 , 4691 , 1128 , 19758 , 35566 , 73594 , 923047 , 5623272 , 1836005 , 37369741 , 14934546 , 98102719 , 294547645 , 3401143061 , 3969398629
n×2
182144026
n×3
273216039
n×4
364288052
n×5
455360065
n÷2
45536006.5
n÷3
30357337.666667
n÷3
22768003.25
n÷5
18214402.6
n2
8294111551872169
n3
7.5536143507555E+23
n4
6.8792286434899E+31
n5
6.2650520044989E+39
2 √n
9543.1657745216
3 √n
449.91276168964
4 √n
97.689128230943
5 √n
39.073020679734
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
-91072012
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 91072013 can be divided by 4 positive divisors.
The sum of these divisors (counting 91072013) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011011011010011000001101
3
Ternary
20100100221022112
4
Quaternary
11123122120031
5
Quinary
141303301023
6
Senary
13011553405
8
Octal
533323015
10
Decimal
91072013
12
Duodecimal
265bb865
16
Hexadecimal
56da60d
20
Vigesimal
189400d
36
Base36
1i7zm5
md5
ef4fddf0ee2ce44e0146da14d23e7155
sha1
41f4e255a059886c2c318b66b8a9daae2d6808e0
sha256
6649f8537d7cbb254c74f066cfe72e829690cc5f129ca4046e1da1f4d49e4cb1
sha512
aca34f8654c326833101f83b8e2f18758b6c9dc036510af0fb3e59b68d28ac366f6de74b7a4c8d32f942e22b2b3d5a4a886e68a3f3af15490b307d1d5bde8e66
ripemd-160
646d5ff9f1137e0b18e1727e0bbfcb3755f5fef5
Diameter
182144026
Circumference
572222333.97687
Area
2.6056719919416E+16
Volume
3.1640505803179E+24
Surface area
1.0422687967766E+17
Circumference
572222333.97687
Perimeter
364288052
Area
8294111551872169
Diagonal
128795275.93722
Surface area
49764669311233014
Volume
7.5536143507555E+23
Space diagonal
157741353.66357
Perimeter
273216039
Area
3.5914556528716E+15
Altitude
78870676.831787
Surface area
3.5914556528716E+15
Volume
8.9020198831454E+22
Height
42931758.64574