1681004891 is an odd 10-digits composite number following 1681004890
and preceding 1681004892 . In scientific notation, it is written as 1.681004891 × 10^9.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 1641911712 positive integers (up to 1681004891) that are relatively prime to 1681004891.
1681004891 has 4 divisors, whose sum is 1720098072
The reverse of 1681004891 is 1984001861
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
one billion six hundred eighty-one million four thousand eight hundred ninety-one
Scientific notation
1.681004891 × 10^9
Engineering notation
1.681004891 × 10^9
Prime Factorization
43 × 39093137
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1681004891
Product of the distinct prime numbers
The prime factorization of 1681004891 is 43 × 39093137.
Since it has a total of 2 prime factors.
10 , 2 , 9 , 57 , 35 , 301 , 9013 , 2742 , 22035 , 50352 , 662525 , 709300 , 9529214 , 2921445 , 8582466 , 55526661 , 83790449 , 368312576 , 1980241943 , 7667952398
n×2
3362009782
n×3
5043014673
n×4
6724019564
n×5
8405024455
n÷2
840502445.5
n÷3
560334963.66667
n÷3
420251222.75
n÷5
336200978.2
n2
2825777443565921881
n3
4.7501457035118E+27
n4
7.985018160566E+36
n5
1.3422854582635E+46
2 √n
41000.059646298
3 √n
1189.0213668684
4 √n
202.48471459915
5 √n
70.002539515857
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1681004890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1681004891 can be divided by 4 positive divisors.
The sum of these divisors (counting 1681004891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100100001100100001100101011011
3
Ternary
11100011002220012102
4
Quaternary
1210030201211123
5
Quinary
11420314124031
6
Senary
434445434015
8
Octal
14414414533
10
Decimal
1681004891
12
Duodecimal
3aab6b90b
16
Hexadecimal
6432195b
20
Vigesimal
16565c4b
36
Base36
rstrob
md5
a243adead71c52a960a0f3043f439ca4
sha1
d9b41a88e12d31f832b66103163c54c48830b87c
sha256
d6c2b11d2b82ed9427e77773b6c8051a7365414fd75a899c417ab9593f329e67
sha512
cfc0398871c98950f5e1cfc71ba1be8dead93ba039edc4258449a7d3374f4173fa867b876b6ed7522de6e9f3b548ca0222848165a9e4b990c77532cc8620bd1e
ripemd-160
472259dc6b5ae43f51c1579f904a2b0bcb30172c
Diameter
3362009782
Circumference
10562065232.428
Area
8.8774416573864E+18
Volume
1.9897363794178E+28
Surface area
3.5509766629546E+19
Circumference
10562065232.428
Perimeter
6724019564
Area
2825777443565921881
Diagonal
2377299915.2677
Surface area
1.6954664661396E+19
Volume
4.7501457035118E+27
Space diagonal
2911585878.9838
Perimeter
5043014673
Area
1.2235975257846E+18
Altitude
1455792939.4919
Surface area
1.2235975257846E+18
Volume
5.5981003976289E+26
Height
792433305.08924