65984988 is an even 8-digits composite number following 65984987
and preceding 65984989 . In scientific notation, it is written as 6.5984988 × 10^7.
The sum of its digits is 57. It has a total of 5 prime factors and 24 positive divisors.
There are 21285360 positive integers (up to 65984988) that are relatively prime to 65984988.
65984988 has 24 divisors, whose sum is 158932480
The reverse of 65984988 is 88948956
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-five million nine hundred eighty-four thousand nine hundred eighty-eight
Scientific notation
6.5984988 × 10^7
Engineering notation
6.5984988 × 10^6
Prime Factorization
2 × 2 × 3 × 31 × 177379
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32992494
Product of the distinct prime numbers
The prime factorization of 65984988 is 2 × 2 × 3 × 31 × 177379.
Since it has a total of 5 prime factors.
7 , 8 , 97 , 9 , 308 , 977 , 4527 , 9064 , 99584 , 57659 , 707701 , 556222 , 6487472 , 9910499 , 17447021 , 91584998 , 998474287 , 655349069 , 701252341 , 7028880249
n×2
131969976
n×3
197954964
n×4
263939952
n×5
329924940
n÷2
32992494
n÷3
21994996
n÷3
16496247
n÷5
13196997.6
n2
4354018641360144
n3
2.8729986780193E+23
n4
1.8957478329312E+31
n5
1.2509089800699E+39
2 √n
8123.114427361
3 √n
404.09335979179
4 √n
90.128322004578
5 √n
36.634395392042
1 , 2 , 3 , 4 , 6 , 12 , 31 , 62 , 93 , 124 , 186 , 372 , 177379 , 354758 , 532137 , 709516 , 1064274 , 2128548 , 5498749 , 10997498 , 16496247 , 21994996 , 32992494 , 65984988
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-65984987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 65984988 can be divided by 24 positive divisors.
The sum of these divisors (counting 65984988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11111011101101100111011100
3
Ternary
11121011101101110
4
Quaternary
3323231213130
5
Quinary
113343004423
6
Senary
10314142020
8
Octal
373554734
10
Decimal
65984988
12
Duodecimal
1a121910
16
Hexadecimal
3eed9dc
20
Vigesimal
10c8298
36
Base36
13aacc
md5
af7a2fec87b595ba307f9171c541dc71
sha1
fb854bbf9c8f33473d985a8466531f9422625d69
sha256
dec9747f57e3c710ab985317113e91a794f073cb7d44c945bb487000b9d8833f
sha512
098dbea29e7411eb6ac1b0a52badc05a36f1242d7d238aa853deab751d9110cd6a16a754a10cf57fbc11f9606e05654d08245c19b2bf9f6e0e4842aa84ce9271
ripemd-160
1b2edc052b14c0bfbb81997cf18eb99199faa2e1
Diameter
131969976
Circumference
414595907.09602
Area
1.367855297729E+16
Volume
1.2034388720851E+24
Surface area
5.471421190916E+16
Circumference
414595907.09602
Perimeter
263939952
Area
4354018641360144
Diagonal
93316864.942626
Surface area
26124111848160864
Volume
2.8729986780193E+23
Space diagonal
114289351.75282
Perimeter
197954964
Area
1.8853453759844E+15
Altitude
57144675.876411
Surface area
1.8853453759844E+15
Volume
3.3858614126123E+22
Height
31105621.647542