1681482891 is an odd 10-digits composite number following 1681482890
and preceding 1681482892 . In scientific notation, it is written as 1.681482891 × 10^9.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 1019080520 positive integers (up to 1681482891) that are relatively prime to 1681482891.
1681482891 has 8 divisors, whose sum is 2445793344
The reverse of 1681482891 is 1982841861
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 48
Digital Root 3
Name
one billion six hundred eighty-one million four hundred eighty-two thousand eight hundred ninety-one
Scientific notation
1.681482891 × 10^9
Engineering notation
1.681482891 × 10^9
Prime Factorization
3 × 11 × 50954027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1681482891
Product of the distinct prime numbers
The prime factorization of 1681482891 is 3 × 11 × 50954027.
Since it has a total of 3 prime factors.
1 , 9 , 29 , 17 , 972 , 973 , 7374 , 520 , 84833 , 70409 , 478567 , 476947 , 9407125 , 5422711 , 79603304 , 35930810 , 508380576 , 470024608 , 2847730323 , 1216782843
n×2
3362965782
n×3
5044448673
n×4
6725931564
n×5
8407414455
n÷2
840741445.5
n÷3
560494297
n÷3
420370722.75
n÷5
336296578.2
n2
2827384712725717881
n3
4.7541990207232E+27
n4
7.9941043137551E+36
n5
1.3441949632448E+46
2 √n
41005.888491776
3 √n
1189.1340570721
4 √n
202.49910738513
5 √n
70.006520159672
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
-1681482890
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 1681482891 can be divided by 8 positive divisors.
The sum of these divisors (counting 1681482891) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100001110010110010010001011
3
Ternary
11100012000011220010
4
Quaternary
1210032112102023
5
Quinary
11420424423031
6
Senary
434504003003
8
Octal
14416262213
10
Decimal
1681482891
12
Duodecimal
3ab160463
16
Hexadecimal
6439648b
20
Vigesimal
1659574b
36
Base36
rt40i3
md5
0e9068b035a043a7c961cb30967134df
sha1
d17f7f678d30f1acbfcb409a75d80e310105f528
sha256
c8b02a16658c288b4dd663160a816d5955f1e46c03bc808b4ee9d537e0b9d0ef
sha512
32bb244f0a697f6212f91d452c2fa17dd02f641eeb5566f1107d4cf9d7b3543805e921479282d65dc8001b60f35a775a156fa696cb94a9a8e75b411e880315cd
ripemd-160
542ff6fc519d3cafe8e65afed13a3afeaf5184b2
Diameter
3362965782
Circumference
10565068595.005
Area
8.8824910423712E+18
Volume
1.9914342289611E+28
Surface area
3.5529964169485E+19
Circumference
10565068595.005
Perimeter
6725931564
Area
2827384712725717881
Diagonal
2377975909.3505
Surface area
1.6964308276354E+19
Volume
4.7541990207232E+27
Space diagonal
2912413799.2698
Perimeter
5044448673
Area
1.2242934937461E+18
Altitude
1456206899.6349
Surface area
1.2242934937461E+18
Volume
5.6028772777731E+26
Height
792658636.45017