1991342613 is an odd 10-digits composite number following 1991342612
and preceding 1991342614 . In scientific notation, it is written as 1.991342613 × 10^9.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 1214594304 positive integers (up to 1991342613) that are relatively prime to 1991342613.
1991342613 has 16 divisors, whose sum is 2884674240
The reverse of 1991342613 is 3162431991
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 39
Digital Root 3
Name
one billion nine hundred ninety-one million three hundred forty-two thousand six hundred thirteen
Scientific notation
1.991342613 × 10^9
Engineering notation
1.991342613 × 10^9
Prime Factorization
13 × 3 × 113 × 451859
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1991342613
Product of the distinct prime numbers
The prime factorization of 1991342613 is 13 × 3 × 113 × 451859.
Since it has a total of 4 prime factors.
4 , 6 , 27 , 1 , 865 , 51 , 9293 , 3787 , 89920 , 83508 , 156721 , 533874 , 3570875 , 8305305 , 73550961 , 54864924 , 911962671 , 976862905 , 9188694778 , 9060688917
n×2
3982685226
n×3
5974027839
n×4
7965370452
n×5
9956713065
n÷2
995671306.5
n÷3
663780871
n÷3
497835653.25
n÷5
398268522.6
n2
3965445402349667769
n3
7.8965604092238E+27
n4
1.5724757239016E+37
n5
3.1313379169133E+46
2 √n
44624.462047178
3 √n
1258.1004831176
4 √n
211.24502845553
5 √n
72.415110459377
1 , 3 , 13 , 39 , 113 , 339 , 1469 , 4407 , 451859 , 1355577 , 5874167 , 17622501 , 51060067 , 153180201 , 663780871 , 1991342613
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1991342612
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1991342613 can be divided by 16 positive divisors.
The sum of these divisors (counting 1991342613) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101100010111101000010101
3
Ternary
12010210001200112010
4
Quaternary
1312230113220111
5
Quinary
13034240430423
6
Senary
525333214433
8
Octal
16654275025
10
Decimal
1991342613
12
Duodecimal
476a91419
16
Hexadecimal
76b17a15
20
Vigesimal
1b25hgad
36
Base36
wxldsl
md5
20433d38c27f3c5e5122ce7f4e94aa16
sha1
3b6f68d4f5d2722651aa2b76d66657696d2df250
sha256
97b2b2ec379c3c38f3b577e66b81cc748d434a40d6db8c189e1e2d8121570e05
sha512
a587ee96290ed509919a7f82bd8e81e17713f3d0c41b7da8afd3de8dcfe2e0960a5ef85e7769931c7bcfa14668fe6c99a0b12f139c50e9b56ad8eb73372ee17a
ripemd-160
a4ed43feb14653b1ebe9622ca1d1bc9ee348557e
Diameter
3982685226
Circumference
12511974647.562
Area
1.2457814144233E+19
Volume
3.3077034893661E+28
Surface area
4.9831256576933E+19
Circumference
12511974647.562
Perimeter
7965370452
Area
3965445402349667769
Diagonal
2816183730.6361
Surface area
2.3792672414098E+19
Volume
7.8965604092238E+27
Space diagonal
3449106580.993
Perimeter
5974027839
Area
1.7170882278775E+18
Altitude
1724553290.4965
Surface area
1.7170882278775E+18
Volume
9.306185689019E+26
Height
938727910.21203