1991236023 is an odd 10-digits composite number following 1991236022
and preceding 1991236024 . In scientific notation, it is written as 1.991236023 × 10^9.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 1109384640 positive integers (up to 1991236023) that are relatively prime to 1991236023.
1991236023 has 8 divisors, whose sum is 2029567536
The reverse of 1991236023 is 3206321991
Previous prime number is 10521
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 36
Digital Root 9
Name
one billion nine hundred ninety-one million two hundred thirty-six thousand twenty-three
Scientific notation
1.991236023 × 10^9
Engineering notation
1.991236023 × 10^9
Prime Factorization
53 × 10521 × 3571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1991236023
Product of the distinct prime numbers
The prime factorization of 1991236023 is 53 × 10521 × 3571.
Since it has a total of 3 prime factors.
7 , 6 , 53 , 76 , 171 , 696 , 5222 , 4998 , 46425 , 29397 , 891780 , 923193 , 3369752 , 7612311 , 49254134 , 41910954 , 496877953 , 835938255 , 8987520498 , 9001711072
n×2
3982472046
n×3
5973708069
n×4
7964944092
n×5
9956180115
n÷2
995618011.5
n÷3
663745341
n÷3
497809005.75
n÷5
398247204.6
n2
3965020899292856529
n3
7.8952924466198E+27
n4
1.5721390731829E+37
n5
3.1304999556876E+46
2 √n
44623.267731084
3 √n
1258.0780353944
4 √n
211.24220158643
5 √n
72.41433521439
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
-1991236022
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 1991236023 can be divided by 8 positive divisors.
The sum of these divisors (counting 1991236023) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101011111101100110110111
3
Ternary
12010202212021022100
4
Quaternary
1312223331212313
5
Quinary
13034224023043
6
Senary
525331033143
8
Octal
16653754667
10
Decimal
1991236023
12
Duodecimal
476a3b7b3
16
Hexadecimal
76afd9b7
20
Vigesimal
1b254a13
36
Base36
wxj3jr
md5
6ab1caea073a6b31551b665ed7d488c6
sha1
67f2dd88bb0dd7339b0bce4f85ad37a2b944ba2a
sha256
c6f5e4d95ffab9912dbef70fbc48585b07b5fc594ca09602b17f4f26cbf9bc3b
sha512
b22fb1613bef3740d485a7abaecb10259899f17dad2ad739c35fba3d81036aac10b323771e1ca0c6ebd5e4dc7e54e527ffd327c297c6ecc2f511682d11fabeda
ripemd-160
f722c9c4dd153e3939dbf72d7ed0c9c22280bd77
Diameter
3982472046
Circumference
12511304922.84
Area
1.2456480528548E+19
Volume
3.3071723664325E+28
Surface area
4.9825922114194E+19
Circumference
12511304922.84
Perimeter
7964944092
Area
3965020899292856529
Diagonal
2816032989.6125
Surface area
2.3790125395757E+19
Volume
7.8952924466198E+27
Space diagonal
3448921961.6974
Perimeter
5973708069
Area
1.7169044126619E+18
Altitude
1724460980.8487
Surface area
1.7169044126619E+18
Volume
9.3046913807596E+26
Height
938677663.20415