64697898 is an even 8-digits composite number following 64697897
and preceding 64697899 . In scientific notation, it is written as 6.4697898 × 10^7.
The sum of its digits is 57. It has a total of 5 prime factors and 32 positive divisors.
There are 20525120 positive integers (up to 64697898) that are relatively prime to 64697898.
64697898 has 32 divisors, whose sum is 135768960
The reverse of 64697898 is 89879646
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-four million six hundred ninety-seven thousand eight hundred ninety-eight
Scientific notation
6.4697898 × 10^7
Engineering notation
6.4697898 × 10^6
Prime Factorization
2 × 3 × 29 × 71 × 5237
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
64697898
Product of the distinct prime numbers
The prime factorization of 64697898 is 2 × 3 × 29 × 71 × 5237.
Since it has a total of 5 prime factors.
9 , 5 , 85 , 66 , 850 , 733 , 578 , 4569 , 36321 , 75882 , 981751 , 266124 , 2312660 , 269188 , 91423165 , 5277524 , 852337681 , 363817496 , 9801114026 , 2997325629
n×2
129395796
n×3
194093694
n×4
258791592
n×5
323489490
n÷2
32348949
n÷3
21565966
n÷3
16174474.5
n÷5
12939579.6
n2
4185818005618404
n3
2.7081362637406E+23
n4
1.7521072376159E+31
n5
1.1335765534434E+39
2 √n
8043.5003574315
3 √n
401.44870099598
4 √n
89.68556381844
5 √n
36.490350439189
1 , 2 , 3 , 6 , 29 , 58 , 71 , 87 , 142 , 174 , 213 , 426 , 2059 , 4118 , 5237 , 6177 , 10474 , 12354 , 15711 , 31422 , 151873 , 303746 , 371827 , 455619 , 743654 , 911238 , 1115481 , 2230962 , 10782983 , 21565966 , 32348949 , 64697898
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64697897
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64697898 can be divided by 32 positive divisors.
The sum of these divisors (counting 64697898) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11110110110011011000101010
3
Ternary
11111201222211110
4
Quaternary
3312303120222
5
Quinary
113030313043
6
Senary
10230411150
8
Octal
366633052
10
Decimal
64697898
12
Duodecimal
19800ab6
16
Hexadecimal
3db362a
20
Vigesimal
10474ei
36
Base36
12ip7u
md5
f69526271c0c98926d05108ee247d62d
sha1
699185b184c63e9b40abe67cd0972262987187ad
sha256
e26fd8a0a559a9fea674d26ffa5dcf4d4301750d64bed219683b3e8ea9e1302b
sha512
1cd60585421e4677813afb6300853a9a8403003bde1b996ac11ce246a7bfc33df04e6b692ef0d64928915f0f1c36224ac0392b014e03f68ffa3e1bed5f92fef9
ripemd-160
f3d9fc142fe0a7a79dc3d302fa075d4b88f8dc67
Diameter
129395796
Circumference
406508882.119
Area
1.3150135095715E+16
Volume
1.1343814654784E+24
Surface area
5.2600540382859E+16
Circumference
406508882.119
Perimeter
258791592
Area
4185818005618404
Diagonal
91496644.808631
Surface area
25114908033710424
Volume
2.7081362637406E+23
Space diagonal
112060046.47891
Perimeter
194093694
Area
1.8125123642419E+15
Altitude
56030023.239454
Surface area
1.8125123642419E+15
Volume
3.1915691941137E+22
Height
30498881.602877