1681661366 is an even 10-digits composite number following 1681661365
and preceding 1681661367 . In scientific notation, it is written as 1.681661366 × 10^9.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 655192680 positive integers (up to 1681661366) that are relatively prime to 1681661366.
1681661366 has 16 divisors, whose sum is 3144925440
The reverse of 1681661366 is 6631661861
Previous prime number is 11
Is Prime? no
Number parity even
Number length 10
Sum of Digits 44
Digital Root 8
Name
one billion six hundred eighty-one million six hundred sixty-one thousand three hundred sixty-six
Scientific notation
1.681661366 × 10^9
Engineering notation
1.681661366 × 10^9
Prime Factorization
2 × 7 × 11 × 10919879
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1681661366
Product of the distinct prime numbers
The prime factorization of 1681661366 is 2 × 7 × 11 × 10919879.
Since it has a total of 4 prime factors.
8 , 10 , 76 , 18 , 195 , 396 , 7720 , 2474 , 49263 , 97162 , 57209 , 98115 , 6966855 , 1765173 , 90726204 , 39044366 , 687243010 , 720243884 , 187089859 , 3177154361
n×2
3363322732
n×3
5044984098
n×4
6726645464
n×5
8408306830
n÷2
840830683
n÷3
560553788.66667
n÷3
420415341.5
n÷5
336332273.2
n2
2827984949896985956
n3
4.7557130338712E+27
n4
7.9974988768439E+36
n5
1.3449084885817E+46
2 √n
41008.064645872
3 √n
1189.1761277137
4 √n
202.50448055752
5 √n
70.008006215024
1 , 2 , 7 , 11 , 14 , 22 , 77 , 154 , 10919879 , 21839758 , 76439153 , 120118669 , 152878306 , 240237338 , 840830683 , 1681661366
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
-1681661365
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 1681661366 can be divided by 16 positive divisors.
The sum of these divisors (counting 1681661366) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100100001111000001110110110110
3
Ternary
11100012100020201022
4
Quaternary
1210033001312312
5
Quinary
11421001130431
6
Senary
434511501142
8
Octal
14417016666
10
Decimal
1681661366
12
Duodecimal
3ab2277b2
16
Hexadecimal
643c1db6
20
Vigesimal
165a7d86
36
Base36
rt7u7q
md5
86b43d4555f8af8154774634cc73cf3f
sha1
aa668770d14b17470dfe5127d3272954fbfd150c
sha256
2ede5ccbdc6da17316614835f1185a48270c8af1f811f405ee4adc7b77399c5f
sha512
45877833ac913821adbd116619daec9ed7d87d35ce27fbea0c4401a67e22465c8be631da29f8cf6e270e8f83ce7f1cc107af5df718a34a7fa32aaf06485f64a6
ripemd-160
a41e1c4d01b3c73baddcfefa61f4bd79e6ba26ba
Diameter
3363322732
Circumference
10566189986.503
Area
8.8843767430589E+18
Volume
1.9920684173055E+28
Surface area
3.5537506972235E+19
Circumference
10566189986.503
Perimeter
6726645464
Area
2827984949896985956
Diagonal
2378228311.1161
Surface area
1.6967909699382E+19
Volume
4.7557130338712E+27
Space diagonal
2912722927.0377
Perimeter
5044984098
Area
1.2245534040654E+18
Altitude
1456361463.5188
Surface area
1.2245534040654E+18
Volume
5.6046615593793E+26
Height
792742770.37202