65161889 is an odd 8-digits composite number following 65161888
and preceding 65161890 . In scientific notation, it is written as 6.5161889 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 58843200 positive integers (up to 65161889) that are relatively prime to 65161889.
65161889 has 16 divisors, whose sum is 71717184
The reverse of 65161889 is 98816156
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-five million one hundred sixty-one thousand eight hundred eighty-nine
Scientific notation
6.5161889 × 10^7
Engineering notation
6.5161889 × 10^6
Prime Factorization
13 × 131 × 83 × 461
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
65161889
Product of the distinct prime numbers
The prime factorization of 65161889 is 13 × 131 × 83 × 461.
Since it has a total of 4 prime factors.
4 , 8 , 68 , 39 , 168 , 831 , 613 , 2590 , 72679 , 70515 , 181922 , 531264 , 8149507 , 1720450 , 10843692 , 21232712 , 477964353 , 784737948 , 2591242715 , 3714455494
n×2
130323778
n×3
195485667
n×4
260647556
n×5
325809445
n÷2
32580944.5
n÷3
21720629.666667
n÷3
16290472.25
n÷5
13032377.8
n2
4246071778048321
n3
2.7668205788722E+23
n4
1.8029125544338E+31
n5
1.1748118774872E+39
2 √n
8072.2914342831
3 √n
402.40609977289
4 √n
89.845931651261
5 √n
36.542540178862
1 , 13 , 83 , 131 , 461 , 1079 , 1703 , 5993 , 10873 , 38263 , 60391 , 141349 , 497419 , 785083 , 5012453 , 65161889
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
-65161888
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 65161889 can be divided by 16 positive divisors.
The sum of these divisors (counting 65161889) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111000100100101010100001
3
Ternary
11112121120022022
4
Quaternary
3320210222201
5
Quinary
113140140024
6
Senary
10244351225
8
Octal
370445241
10
Decimal
65161889
12
Duodecimal
199a5515
16
Hexadecimal
3e24aa1
20
Vigesimal
10754e9
36
Base36
12sn8h
md5
50d85a960cdce664f5c23a13f31e89e9
sha1
6ec6b7c841fb81ec55aad2c9453b7cf924089f44
sha256
8779dba7a8081df8a4994e53dc302168abc4c201dfd1e5b24cb72142eb4fc080
sha512
7ae865d234c7387f7f72d2c8e7b2874d0ea1710fcfdc72ae74b74a2e4c4904f75b7ff3e9e8370ee5645c721407c93b5cf4fb8b430273f49a49f33f5d87c31021
ripemd-160
c8e3f1a595cfd8e347d70ee0b2210fe808dae50a
Diameter
130323778
Circumference
409424223.55287
Area
1.3339427904532E+16
Volume
1.1589630939181E+24
Surface area
5.3357711618126E+16
Circumference
409424223.55287
Perimeter
260647556
Area
4246071778048321
Diagonal
92152827.17365
Surface area
25476430668289926
Volume
2.7668205788722E+23
Space diagonal
112863702.46516
Perimeter
195485667
Area
1.838603013041E+15
Altitude
56431851.232582
Surface area
1.838603013041E+15
Volume
3.260729322745E+22
Height
30717609.057883