1661535992 is an even 10-digits composite number following 1661535991
and preceding 1661535993 . In scientific notation, it is written as 1.661535992 × 10^9.
The sum of its digits is 47. It has a total of 4 prime factors and 8 positive divisors.
There are 830767992 positive integers (up to 1661535992) that are relatively prime to 1661535992.
1661535992 has 8 divisors, whose sum is 3115380000
The reverse of 1661535992 is 2995351661
Previous prime number is 2
Is Prime? no
Number parity even
Number length 10
Sum of Digits 47
Digital Root 2
Name
one billion six hundred sixty-one million five hundred thirty-five thousand nine hundred ninety-two
Scientific notation
1.661535992 × 10^9
Engineering notation
1.661535992 × 10^9
Prime Factorization
2 × 2 × 2 × 207691999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
415383998
Product of the distinct prime numbers
The prime factorization of 1661535992 is 2 × 2 × 2 × 207691999.
Since it has a total of 4 prime factors.
2 , 1 , 84 , 60 , 116 , 11 , 890 , 1798 , 17182 , 16259 , 817134 , 912725 , 766968 , 70072 , 75463619 , 505201 , 414352826 , 702496814 , 7305688077 , 2232975738
n×2
3323071984
n×3
4984607976
n×4
6646143968
n×5
8307679960
n÷2
830767996
n÷3
553845330.66667
n÷3
415383998
n÷5
332307198.4
n2
2760701852711424064
n3
4.5870054914611E+27
n4
7.6214747195643E+36
n5
1.2663354558674E+46
2 √n
40761.942937009
3 √n
1184.4132334522
4 √n
201.89587152047
5 √n
69.839633344047
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
-1661535991
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 1661535992 can be divided by 8 positive divisors.
The sum of these divisors (counting 1661535992) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011000010010000011011111000
3
Ternary
11021210110202220002
4
Quaternary
1203002100123320
5
Quinary
11400323122432
6
Senary
432512252132
8
Octal
14302203370
10
Decimal
1661535992
12
Duodecimal
3a4541048
16
Hexadecimal
630906f8
20
Vigesimal
15j4bjjc
36
Base36
rh8hdk
md5
3e7871c1fd4635a60eeb629733db4502
sha1
dfec5fa57e46bf658e0e512591483dafb81015eb
sha256
a5d1dd1f5fcdd359362db1947479f9a7d802328b037f0beb1bebb2e9f9c6e063
sha512
4030a51221cf07d8ce2fa9b0b13445a99d9c67cae3e380a4d42c0b01ddbeac6205334e76332532ef9f846fd644155ca2443707d7078cd96a88695a84e7de5114
ripemd-160
71c2f19073f0c5b8401612e4a61d527dd03cbf5d
Diameter
3323071984
Circumference
10439738532.284
Area
8.6730006592299E+18
Volume
1.9214003671934E+28
Surface area
3.469200263692E+19
Circumference
10439738532.284
Perimeter
6646143968
Area
2760701852711424064
Diagonal
2349766734.2574
Surface area
1.6564211116269E+19
Volume
4.5870054914611E+27
Space diagonal
2877864756.7484
Perimeter
4984607976
Area
1.1954189683614E+18
Altitude
1438932378.3742
Surface area
1.1954189683614E+18
Volume
5.4058378139201E+26
Height
783255578.08581