64709871 is an odd 8-digits composite number following 64709870
and preceding 64709872 . In scientific notation, it is written as 6.4709871 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 40110464 positive integers (up to 64709871) that are relatively prime to 64709871.
64709871 has 8 divisors, whose sum is 66777984
The reverse of 64709871 is 17890746
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-four million seven hundred nine thousand eight hundred seventy-one
Scientific notation
6.4709871 × 10^7
Engineering notation
6.4709871 × 10^6
Prime Factorization
51 × 83 × 15287
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64709871
Product of the distinct prime numbers
The prime factorization of 64709871 is 51 × 83 × 15287.
Since it has a total of 3 prime factors.
10 , 2 , 8 , 5 , 988 , 694 , 6281 , 4054 , 33547 , 21745 , 540439 , 662838 , 3735745 , 5393665 , 86263575 , 57404385 , 790383503 , 435889485 , 809240964 , 8378520242
n×2
129419742
n×3
194129613
n×4
258839484
n×5
323549355
n÷2
32354935.5
n÷3
21569957
n÷3
16177467.75
n÷5
12941974.2
n2
4187367404836641
n3
2.7096400459658E+23
n4
1.7534045783088E+31
n5
1.1346258407317E+39
2 √n
8044.2445885241
3 √n
401.4734635152
4 √n
89.689712835554
5 √n
36.491700920864
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
-64709870
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 64709871 can be divided by 8 positive divisors.
The sum of these divisors (counting 64709871) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110110110010011101111
3
Ternary
11111202121020220
4
Quaternary
3312312103233
5
Quinary
113031203441
6
Senary
10230542423
8
Octal
366662357
10
Decimal
64709871
12
Duodecimal
19807a13
16
Hexadecimal
3db64ef
20
Vigesimal
1048edb
36
Base36
12iygf
md5
427b2c6f19043af1fa6f316fbd446be3
sha1
ae8ee9cf971cadfcbdf3cf5b8a1af6de2271701a
sha256
8c131b732a7b66fee7c9265c8341a50ba4ac3b75a1ced52ead8ca93b70737302
sha512
f68ba1fb5e5ce2b9ed44be2f705f23c57a0918d6e83101b362a557b2025f385264f5cab0e684fa72ea334eaaff3e90372af36380687a6022addf1a30ac4e1c39
ripemd-160
7aa4b742f3a049d86d48a4a5ddcd6e2191dec6f3
Diameter
129419742
Circumference
406584110.69669
Area
1.3155002676916E+16
Volume
1.1350113683039E+24
Surface area
5.2620010707665E+16
Circumference
406584110.69669
Perimeter
258839484
Area
4187367404836641
Diagonal
91513577.187613
Surface area
25124204429019846
Volume
2.7096400459658E+23
Space diagonal
112080784.32323
Perimeter
194129613
Area
1.8131832737837E+15
Altitude
56040392.161614
Surface area
1.8131832737837E+15
Volume
3.1933414184618E+22
Height
30504525.729204