64691284 is an even 8-digits composite number following 64691283
and preceding 64691285 . In scientific notation, it is written as 6.4691284 × 10^7.
The sum of its digits is 40. It has a total of 5 prime factors and 24 positive divisors.
There are 27578880 positive integers (up to 64691284) that are relatively prime to 64691284.
64691284 has 24 divisors, whose sum is 130063808
The reverse of 64691284 is 48219646
Previous prime number is 193
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-four million six hundred ninety-one thousand two hundred eighty-four
Scientific notation
6.4691284 × 10^7
Engineering notation
6.4691284 × 10^6
Prime Factorization
2 × 2 × 7 × 193 × 11971
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32345642
Product of the distinct prime numbers
The prime factorization of 64691284 is 2 × 2 × 7 × 193 × 11971.
Since it has a total of 5 prime factors.
4 , 10 , 54 , 77 , 330 , 889 , 390 , 714 , 62072 , 38974 , 48034 , 283152 , 8712429 , 967094 , 62221243 , 58041942 , 90006847 , 826266697 , 1591771211 , 9312452766
n×2
129382568
n×3
194073852
n×4
258765136
n×5
323456420
n÷2
32345642
n÷3
21563761.333333
n÷3
16172821
n÷5
12938256.8
n2
4184962225568656
n3
2.7073057986353E+23
n4
1.7513908829437E+31
n5
1.1329972500352E+39
2 √n
8043.0892075122
3 √n
401.43502063297
4 √n
89.683271614679
5 √n
36.489604334432
1 , 2 , 4 , 7 , 14 , 28 , 193 , 386 , 772 , 1351 , 2702 , 5404 , 11971 , 23942 , 47884 , 83797 , 167594 , 335188 , 2310403 , 4620806 , 9241612 , 16172821 , 32345642 , 64691284
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
-64691283
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 64691284 can be divided by 24 positive divisors.
The sum of these divisors (counting 64691284) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11110110110001110001010100
3
Ternary
11111201122202111
4
Quaternary
3312301301110
5
Quinary
113030110114
6
Senary
10230320404
8
Octal
366616124
10
Decimal
64691284
12
Duodecimal
197b9104
16
Hexadecimal
3db1c54
20
Vigesimal
1046844
36
Base36
12ik44
md5
03385783a4568d1a4dedb93f68f863db
sha1
f71c6f24ff5e9e18e6f75197065f9036f13cb9f5
sha256
edadc88b49086fa81ef1013f81e3747c384cc78b0ec02fd14d477e7ec005b0a8
sha512
f66849fd3e014861971ebe184bf0b093bfec28a8a7a5f2fad4a8564b33f81512fcc1ba9509fb35124e199d1aaa8216a5c06c4a313325eea03c263f1dd7ae5437
ripemd-160
0aba021b7a1f5e5e4cf4cb130656e5209f79e387
Diameter
129382568
Circumference
406467325.13138
Area
1.3147446583397E+16
Volume
1.1340336010685E+24
Surface area
5.2589786333589E+16
Circumference
406467325.13138
Perimeter
258765136
Area
4184962225568656
Diagonal
91487291.20013
Surface area
25109773353411936
Volume
2.7073057986353E+23
Space diagonal
112048590.69487
Perimeter
194073852
Area
1.8121418006104E+15
Altitude
56024295.347434
Surface area
1.8121418006104E+15
Volume
3.1905904816012E+22
Height
30495763.733377