64989831 is an odd 8-digits composite number following 64989830
and preceding 64989832 . In scientific notation, it is written as 6.4989831 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 43326552 positive integers (up to 64989831) that are relatively prime to 64989831.
64989831 has 4 divisors, whose sum is 86653112
The reverse of 64989831 is 13898946
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
sixty-four million nine hundred eighty-nine thousand eight hundred thirty-one
Scientific notation
6.4989831 × 10^7
Engineering notation
6.4989831 × 10^6
Prime Factorization
3 × 21663277
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64989831
Product of the distinct prime numbers
The prime factorization of 64989831 is 3 × 21663277.
Since it has a total of 2 prime factors.
9 , 8 , 1 , 99 , 752 , 469 , 7852 , 9024 , 34283 , 30596 , 971390 , 75305 , 3273437 , 1617361 , 58488792 , 81770442 , 267442086 , 161002655 , 6667215190 , 2445714430
n×2
129979662
n×3
194969493
n×4
259959324
n×5
324949155
n÷2
32494915.5
n÷3
21663277
n÷3
16247457.75
n÷5
12997966.2
n2
4223678133408561
n3
2.7449612808862E+23
n4
1.7839456974634E+31
n5
1.1593832939132E+39
2 √n
8061.6270690227
3 √n
402.05160719603
4 √n
89.786563967126
5 √n
36.523221869558
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64989830
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64989831 can be divided by 4 positive divisors.
The sum of these divisors (counting 64989831) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110111111010101010000111
3
Ternary
11112021211021210
4
Quaternary
3313322222013
5
Quinary
113114133311
6
Senary
10240542503
8
Octal
367725207
10
Decimal
64989831
12
Duodecimal
19921a33
16
Hexadecimal
3dfaa87
20
Vigesimal
1063ebb
36
Base36
12oyh3
md5
08dcf27a32ce3d5bbc945e2af388cda5
sha1
fbfcdb71d48314b93b6de496915541f80b1ad654
sha256
96c619e3199ae5119d6d47874fda352601f0ab43ee905adace871de7444c124b
sha512
c1d846c55b76577661120697b86dfc55a120aee76bd35948f2ccf8dc93a5ba73960c70500e7fed5ecb7105b1f1e5cc8bb2a26be183f9fbced116309e54c345dc
ripemd-160
2d12424d454299cb84e0c9c091b7681c021aadc7
Diameter
129979662
Circumference
408343151.25528
Area
1.3269076195044E+16
Volume
1.1498066925894E+24
Surface area
5.3076304780177E+16
Circumference
408343151.25528
Perimeter
259959324
Area
4223678133408561
Diagonal
91909500.416535
Surface area
25342068800451366
Volume
2.7449612808862E+23
Space diagonal
112565689.26731
Perimeter
194969493
Area
1.8289062804703E+15
Altitude
56282844.633657
Surface area
1.8289062804703E+15
Volume
3.2349678930152E+22
Height
30636500.138845