1990673811 is an odd 10-digits composite number following 1990673810
and preceding 1990673812 . In scientific notation, it is written as 1.990673811 × 10^9.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 1137527856 positive integers (up to 1990673811) that are relatively prime to 1990673811.
1990673811 has 8 divisors, whose sum is 2527839840
The reverse of 1990673811 is 1183760991
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 45
Digital Root 9
Name
one billion nine hundred ninety million six hundred seventy-three thousand eight hundred eleven
Scientific notation
1.990673811 × 10^9
Engineering notation
1.990673811 × 10^9
Prime Factorization
7 × 9 × 31597997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1990673811
Product of the distinct prime numbers
The prime factorization of 1990673811 is 7 × 9 × 31597997.
Since it has a total of 3 prime factors.
5 , 6 , 81 , 28 , 951 , 112 , 6370 , 6475 , 61588 , 84920 , 611578 , 486140 , 8318311 , 4579525 , 57353976 , 35286249 , 73418470 , 820658324 , 5306506362 , 5557602576
n×2
3981347622
n×3
5972021433
n×4
7962695244
n×5
9953369055
n÷2
995336905.5
n÷3
663557937
n÷3
497668452.75
n÷5
398134762.2
n2
3962782221801263721
n3
7.8886067876362E+27
n4
1.5703642937424E+37
n5
3.1260830732825E+46
2 √n
44616.967747708
3 √n
1257.9596209793
4 √n
211.22728930635
5 √n
72.41024561311
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
-1990673810
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 1990673811 can be divided by 8 positive divisors.
The sum of these divisors (counting 1990673811) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101001110100010110010011
3
Ternary
12010201210201002200
4
Quaternary
1312221310112103
5
Quinary
13034103030221
6
Senary
525311014243
8
Octal
16651642623
10
Decimal
1990673811
12
Duodecimal
47680a383
16
Hexadecimal
76a74593
20
Vigesimal
1b21e4ab
36
Base36
wx71qr
md5
c4ef9ffa004dea0f757d700e347971ef
sha1
1a66ed3c9eeb5c60e47748c4329256ca7032e039
sha256
9565ebf2af45af122b0171c74aac0aab455a1dadba8c672894da4e7bcf09beb8
sha512
aaccce8e5a0d4fb1579fdd427ab714cc502b78d5a269153799e922b8050259267a5208b1d64a1735e1434554c2585c3cc32398b1a64f067c08352a53b569e68b
ripemd-160
7ed5621bb644ab46e7ae8196fa5d7b4ade3799fb
Diameter
3981347622
Circumference
12507772440.662
Area
1.2449447515787E+19
Volume
3.3043718841462E+28
Surface area
4.9797790063148E+19
Circumference
12507772440.662
Perimeter
7962695244
Area
3962782221801263721
Diagonal
2815237901.7771
Surface area
2.3776693330808E+19
Volume
7.8886067876362E+27
Space diagonal
3447948181.9488
Perimeter
5972021433
Area
1.7159350368726E+18
Altitude
1723974090.9744
Surface area
1.7159350368726E+18
Volume
9.2968122560863E+26
Height
938412633.92571