1681565249 is an odd 10-digits composite number following 1681565248
and preceding 1681565250 . In scientific notation, it is written as 1.681565249 × 10^9.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 1328970240 positive integers (up to 1681565249) that are relatively prime to 1681565249.
1681565249 has 16 divisors, whose sum is 2071950720
The reverse of 1681565249 is 9425651861
Previous prime number is 929
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 47
Digital Root 2
Name
one billion six hundred eighty-one million five hundred sixty-five thousand two hundred forty-nine
Scientific notation
1.681565249 × 10^9
Engineering notation
1.681565249 × 10^9
Prime Factorization
7 × 13 × 929 × 19891
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1681565249
Product of the distinct prime numbers
The prime factorization of 1681565249 is 7 × 13 × 929 × 19891.
Since it has a total of 4 prime factors.
2 , 3 , 99 , 32 , 562 , 424 , 9996 , 8709 , 13209 , 53888 , 964993 , 50092 , 4549048 , 9255855 , 90047355 , 25310612 , 129289792 , 919710883 , 7531237847 , 4544903467
n×2
3363130498
n×3
5044695747
n×4
6726260996
n×5
8407826245
n÷2
840782624.5
n÷3
560521749.66667
n÷3
420391312.25
n÷5
336313049.8
n2
2827661686644432001
n3
4.75489762819E+27
n4
7.9956706141168E+36
n5
1.3445241847149E+46
2 √n
41006.892701106
3 √n
1189.1534711072
4 √n
202.50158691009
5 √n
70.007205921515
1 , 7 , 13 , 91 , 929 , 6503 , 12077 , 19891 , 84539 , 139237 , 258583 , 1810081 , 18478739 , 129351173 , 240223607 , 1681565249
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
-1681565248
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 1681565249 can be divided by 16 positive divisors.
The sum of these divisors (counting 1681565249) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100100001110101010011001000001
3
Ternary
11100012011100212102
4
Quaternary
1210032222121001
5
Quinary
11420440041444
6
Senary
434505440145
8
Octal
14416523101
10
Decimal
1681565249
12
Duodecimal
3ab1a0055
16
Hexadecimal
643aa641
20
Vigesimal
1659fd29
36
Base36
rt5s1t
md5
36bb8a754309b2329de6b3f118989e72
sha1
b941c2cb91cd8030ed811c881b7a1f70884cd813
sha256
b3f2b289ffe947af496daab4247367ae54b2e2dd525b57e416281a27aba20a75
sha512
ce51cd955c402c125c10ca2721d8849e1fa46a4d971616737ad85bb875ae5fc69f19e8662d74e70e80a73c9d71bfc5130f314415da3f6e215432f17b3bd83c8f
ripemd-160
2f80128506934ff0510b233c1a9eabd2c0293303
Diameter
3363130498
Circumference
10565586065.581
Area
8.8833611815995E+18
Volume
1.9917268609724E+28
Surface area
3.5533444726398E+19
Circumference
10565586065.581
Perimeter
6726260996
Area
2827661686644432001
Diagonal
2378092381.1511
Surface area
1.6965970119867E+19
Volume
4.75489762819E+27
Space diagonal
2912556447.5102
Perimeter
5044695747
Area
1.224413426971E+18
Altitude
1456278223.7551
Surface area
1.224413426971E+18
Volume
5.6037005945683E+26
Height
792697460.3837