64789021 is an odd 8-digits composite number following 64789020
and preceding 64789022 . In scientific notation, it is written as 6.4789021 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 57900240 positive integers (up to 64789021) that are relatively prime to 64789021.
64789021 has 8 divisors, whose sum is 71877600
The reverse of 64789021 is 12098746
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-four million seven hundred eighty-nine thousand twenty-one
Scientific notation
6.4789021 × 10^7
Engineering notation
6.4789021 × 10^6
Prime Factorization
11 × 59 × 99829
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64789021
Product of the distinct prime numbers
The prime factorization of 64789021 is 11 × 59 × 99829.
Since it has a total of 3 prime factors.
10 , 1 , 85 , 46 , 260 , 480 , 3389 , 472 , 51839 , 4983 , 203437 , 834830 , 3904097 , 7555348 , 43117564 , 93242531 , 275287928 , 836978430 , 7703309116 , 1999204735
n×2
129578042
n×3
194367063
n×4
259156084
n×5
323945105
n÷2
32394510.5
n÷3
21596340.333333
n÷3
16197255.25
n÷5
12957804.2
n2
4197617242138441
n3
2.7195951165087E+23
n4
1.7619990511498E+31
n5
1.1415819352692E+39
2 √n
8049.1627514916
3 √n
401.63708449534
4 √n
89.717126299785
5 √n
36.500623534922
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64789020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64789021 can be divided by 8 positive divisors.
The sum of these divisors (counting 64789021) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110111001001101000011101
3
Ternary
11111220121211101
4
Quaternary
3313021220131
5
Quinary
113041222041
6
Senary
10232353101
8
Octal
367115035
10
Decimal
64789021
12
Duodecimal
19845791
16
Hexadecimal
3dc9a1d
20
Vigesimal
104icb1
36
Base36
12knj1
md5
5b1670e05e63458e5c9d0cdd49d7950d
sha1
466fe6e9534eef907b151ebfc19ca9293faca28e
sha256
b2f1ded586c5a83dc102ce2cfaabbf898f3011e923d621d8b83cbc6c5968fc19
sha512
49449ffd0b4cd6ca41dc8e9a233eca708dca4097921b20c211429173391770d0fd01316e3f63375b878a3bbc6a53e8aab1aa11c645eb6588af5af1fed86b3da5
ripemd-160
61e1456f02958cbeac45f90a3b1a30f979ccbba9
Diameter
129578042
Circumference
407081424.81375
Area
1.3187203490484E+16
Volume
1.1391813385017E+24
Surface area
5.2748813961936E+16
Circumference
407081424.81375
Perimeter
259156084
Area
4197617242138441
Diagonal
91625512.191075
Surface area
25185703452830646
Volume
2.7195951165087E+23
Space diagonal
112217876.14465
Perimeter
194367063
Area
1.8176215835277E+15
Altitude
56108938.072323
Surface area
1.8176215835277E+15
Volume
3.2050735816085E+22
Height
30541837.397025