64638863 is an odd 8-digits prime number following 64638862
and preceding 64638864 . In scientific notation, it is written as 6.4638863 × 10^7.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 64638862 positive integers (up to 64638863) that are relatively prime to 64638863.
64638863 has 2 divisors, whose sum is 64638864
The reverse of 64638863 is 36883646
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 44 Digital Root 8
Name
sixty-four million six hundred thirty-eight thousand eight hundred sixty-three
Scientific notation
6.4638863 × 10^7
Engineering notation
6.4638863 × 10^6
Prime Factorization
64638863
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
64638863 Product of the distinct prime numbers
The prime factorization of 64638863 is 64638863.
Since it has a total of 1 prime factors.
7 , 8 , 27 , 31 , 572 , 793 , 6707 , 977 , 51938 , 18655 , 249890 , 390531 , 7348384 , 6816995 , 53678011 , 13401804 , 736298034 , 408497752 , 2147468463 , 9917942394
n×2
129277726
n×3
193916589
n×4
258555452
n×5
323194315
n÷2
32319431.5
n÷3
21546287.666667
n÷3
16159715.75
n÷5
12927772.6
n2
4178182609932769
n3
2.7007297331243E+23
n4
1.7457209921945E+31
n5
1.1284142005068E+39
2 √n8039.8297867554
3 √n401.32656031427
4 √n89.665097929771
5 √n36.483688724985
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
64638864 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
32319432 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8039.8298489458 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999690589 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64638863 can be divided by 2 positive divisors.
The sum of these divisors (counting 64638863) is 64638864, the average is 32319432.
Base
System
Value
2
Binary
11110110100100111110001111
3
Ternary
11111121222211222
4
Quaternary
3312210332033
5
Quinary
113021420423
6
Senary
10225233555
8
Octal
366447617
10
Decimal
64638863
12
Duodecimal
197928bb
16
Hexadecimal
3da4f8f
20
Vigesimal
103jh33
36
Base36
12hfnz
md5
246eefbe750f51e7ce0b5b225b74ec00
sha1
7d012edb6126d01e6ccdc4198456fcaa8bbeeff8
sha256
97ecc6c505b2e8a3f019f376222e9d24a434be2c06f5cb4cc9b87a775eb6d2f1
sha512
8208ddd81c50e55504af88b463fb2d66f7cfcd6435ea8653894890fa77843347b5f1d46a1fd54a805d236b094a0dec5bcfa6dadde97627804d09ba51214ca49c
ripemd-160
583e0e76b2bf58b9bf1c268ee8f737dd631a6b39
Diameter
129277726
Circumference
406137954.27439
Area
1.3126147792721E+16
Volume
1.1312790251886E+24
Surface area
5.2504591170886E+16
Circumference
406137954.27439
Perimeter
258555452
Area
4178182609932769
Diagonal
91413156.710976
Surface area
25069095659596614
Volume
2.7007297331243E+23
Space diagonal
111957794.85948
Perimeter
193916589
Area
1.8092061409261E+15
Altitude
55978897.429742
Surface area
1.8092061409261E+15
Volume
3.1828405140738E+22
Height
30471052.236992