65984985 is an odd 8-digits composite number following 65984984
and preceding 65984986 . In scientific notation, it is written as 6.5984985 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 31992480 positive integers (up to 65984985) that are relatively prime to 65984985.
65984985 has 16 divisors, whose sum is 95978880
The reverse of 65984985 is 58948956
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-five million nine hundred eighty-four thousand nine hundred eighty-five
Scientific notation
6.5984985 × 10^7
Engineering notation
6.5984985 × 10^6
Prime Factorization
9 × 5 × 11 × 133303
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
65984985
Product of the distinct prime numbers
The prime factorization of 65984985 is 9 × 5 × 11 × 133303.
Since it has a total of 4 prime factors.
2 , 2 , 94 , 86 , 129 , 37 , 1673 , 2296 , 54645 , 79288 , 856709 , 698243 , 6197949 , 380497 , 10857541 , 97603787 , 221603007 , 370091927 , 8737061332 , 6604947460
n×2
131969970
n×3
197954955
n×4
263939940
n×5
329924925
n÷2
32992492.5
n÷3
21994995
n÷3
16496246.25
n÷5
13196997
n2
4354018245450225
n3
2.8729982861576E+23
n4
1.8957474881713E+31
n5
1.2509086957077E+39
2 √n
8123.1142427027
3 √n
404.09335366778
4 √n
90.12832098016
5 √n
36.634395058926
1 , 5 , 9 , 11 , 45 , 55 , 99 , 495 , 133303 , 666515 , 1199727 , 1466333 , 5998635 , 7331665 , 13196997 , 65984985
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
-65984984
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 65984985 can be divided by 16 positive divisors.
The sum of these divisors (counting 65984985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111011101101100111011001
3
Ternary
11121011101101100
4
Quaternary
3323231213121
5
Quinary
113343004420
6
Senary
10314142013
8
Octal
373554731
10
Decimal
65984985
12
Duodecimal
1a121909
16
Hexadecimal
3eed9d9
20
Vigesimal
10c8295
36
Base36
13aac9
md5
937c2c76d68946c2308a498a83f11c33
sha1
43da8b40a73c30ee7ecc5a52440d8a90e075bc5a
sha256
6ea8ba6fd85c18451d26aa5d9a873a31189b12e5161008000a523508e97e0d41
sha512
6e95b4b73c8233b3f929f5788b6609a6d4d31354c1ba0e4bf0681b989ed68e4ccbf5d7634fc03ebc7e058fabd9d3ddea81d279c90028cd5b8187bc6b8556f8a3
ripemd-160
54bac06fd64d5a36cc1800e59c80baa648341827
Diameter
131969970
Circumference
414595888.24647
Area
1.3678551733502E+16
Volume
1.2034387079425E+24
Surface area
5.4714206934009E+16
Circumference
414595888.24647
Perimeter
263939940
Area
4354018245450225
Diagonal
93316860.699985
Surface area
26124109472701350
Volume
2.8729982861576E+23
Space diagonal
114289346.55667
Perimeter
197954955
Area
1.8853452045504E+15
Altitude
57144673.278335
Surface area
1.8853452045504E+15
Volume
3.3858609507989E+22
Height
31105620.233328