64271898 is an even 8-digits composite number following 64271897
and preceding 64271899 . In scientific notation, it is written as 6.4271898 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 21121800 positive integers (up to 64271898) that are relatively prime to 64271898.
64271898 has 16 divisors, whose sum is 108630720
The reverse of 64271898 is 89817246
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-four million two hundred seventy-one thousand eight hundred ninety-eight
Scientific notation
6.4271898 × 10^7
Engineering notation
6.4271898 × 10^6
Prime Factorization
2 × 9 × 71 × 50291
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64271898
Product of the distinct prime numbers
The prime factorization of 64271898 is 2 × 9 × 71 × 50291.
Since it has a total of 4 prime factors.
7 , 8 , 59 , 58 , 805 , 653 , 5198 , 2067 , 62455 , 18995 , 599358 , 854586 , 6542852 , 3232134 , 66747446 , 48448171 , 203905530 , 385678211 , 2742603031 , 5975508894
n×2
128543796
n×3
192815694
n×4
257087592
n×5
321359490
n÷2
32135949
n÷3
21423966
n÷3
16067974.5
n÷5
12854379.6
n2
4130876872522404
n3
2.6549929700132E+23
n4
1.706414373594E+31
n5
1.0967449056537E+39
2 √n
8016.9756142825
3 √n
400.56565387883
4 √n
89.537565380585
5 √n
36.442169604642
1 , 2 , 9 , 18 , 71 , 142 , 639 , 1278 , 50291 , 100582 , 452619 , 905238 , 3570661 , 7141322 , 32135949 , 64271898
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64271897
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64271898 can be divided by 16 positive divisors.
The sum of these divisors (counting 64271898) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11110101001011011000011010
3
Ternary
11110221100110200
4
Quaternary
3311023120122
5
Quinary
112423200043
6
Senary
10213323030
8
Octal
365133032
10
Decimal
64271898
12
Duodecimal
19636476
16
Hexadecimal
3d4b61a
20
Vigesimal
101djei
36
Base36
129kii
md5
3429fd57a0f41c1f404b1845fb5eb1b5
sha1
57b13f167d701a8f004f3b37e5674ff84bcaabd6
sha256
a8a63b02977cba6ab39339a6270693807e56dccd65c44627d4b6772ef5ceb546
sha512
8cbf67415a11183da97d4efe5c46598fb1c2e489da0e3c37ae71abda1c03eb66c8a3a87face5f0407d6245ad4073d044eb7ebd7379930ecd2b89d6990d9806fa
ripemd-160
c3b5eeb8bdacba18e73364a45ccd5dadbfb6b6b3
Diameter
128543796
Circumference
403832245.17815
Area
1.29775324356E+16
Volume
1.1121208546568E+24
Surface area
5.1910129742401E+16
Circumference
403832245.17815
Perimeter
257087592
Area
4130876872522404
Diagonal
90894189.83106
Surface area
24785261235134424
Volume
2.6549929700132E+23
Space diagonal
111322192.83488
Perimeter
192815694
Area
1.788722155755E+15
Altitude
55661096.417442
Surface area
1.788722155755E+15
Volume
3.1289392218316E+22
Height
30298063.27702