161330761 is an odd 9-digits prime number following 161330760
and preceding 161330762 . In scientific notation, it is written as 1.61330761 × 10^8.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 161330760 positive integers (up to 161330761) that are relatively prime to 161330761.
161330761 has 2 divisors, whose sum is 161330762
The reverse of 161330761 is 167033161
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 28 Digital Root 1
Name
one hundred sixty-one million three hundred thirty thousand seven hundred sixty-one
Scientific notation
1.61330761 × 10^8
Engineering notation
1.61330761 × 10^6
Prime Factorization
161330761
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
161330761 Product of the distinct prime numbers
The prime factorization of 161330761 is 161330761.
Since it has a total of 1 prime factors.
10 , 3 , 20 , 91 , 601 , 294 , 1858 , 343 , 1109 , 49538 , 432183 , 21446 , 5818695 , 6693937 , 10593838 , 75371373 , 488289188 , 767122032 , 9823092291 , 8732602140
n×2
322661522
n×3
483992283
n×4
645323044
n×5
806653805
n÷2
80665380.5
n÷3
53776920.333333
n÷3
40332690.25
n÷5
32266152.2
n2
26027614444839121
n3
4.1990548454005E+24
n4
6.774367136892E+32
n5
1.0929138054882E+41
2 √n12701.604662404
3 √n544.3844701842
4 √n112.70139600912
5 √n43.80699230616
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
161330762 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
80665381 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12701.604701769 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999876031 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161330761 can be divided by 2 positive divisors.
The sum of these divisors (counting 161330761) is 161330762, the average is 80665381.
Base
System
Value
2
Binary
1001100111011011011001001001
3
Ternary
102020120110012101
4
Quaternary
21213123121021
5
Quinary
312300041021
6
Senary
24001513401
8
Octal
1147333111
10
Decimal
161330761
12
Duodecimal
46042861
16
Hexadecimal
99db649
20
Vigesimal
2a866i1
36
Base36
2o1vm1
md5
c38bef92eedd38441b799db297c57d3e
sha1
ba231a54f427f1873463a210ce965040f2507001
sha256
9bb7c4795e624acdd858aa883d65c4d9e63d79b4a390fbad8bce1b9f9a87a1ae
sha512
e499212ff3aff9360692da2a6c9d4f460af719bf36351dc79476086a12bbb2f86363f72bf8851b8aaf18f50338f17549c2e1bebeef2edbaf938fabf8cbf3db75
ripemd-160
a1504cc751d2d120fd041cd8f0222dbe23ff9113
Diameter
322661522
Circumference
1013671067.1113
Area
8.1768162330374E+16
Volume
1.7588959805774E+25
Surface area
3.270726493215E+17
Circumference
1013671067.1113
Perimeter
645323044
Area
26027614444839121
Diagonal
228156150.23417
Surface area
156165686669034726
Volume
4.1990548454005E+24
Space diagonal
279433074.87575
Perimeter
483992283
Area
1.1270287654569E+16
Altitude
139716537.43788
Surface area
1.1270287654569E+16
Volume
4.9486335929282E+23
Height
76052050.078057