64698938 is an even 8-digits composite number following 64698937
and preceding 64698939 . In scientific notation, it is written as 6.4698938 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 32150844 positive integers (up to 64698938) that are relatively prime to 64698938.
64698938 has 8 divisors, whose sum is 97644288
The reverse of 64698938 is 83989646
Previous prime number is 163
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-four million six hundred ninety-eight thousand nine hundred thirty-eight
Scientific notation
6.4698938 × 10^7
Engineering notation
6.4698938 × 10^6
Prime Factorization
2 × 163 × 198463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64698938
Product of the distinct prime numbers
The prime factorization of 64698938 is 2 × 163 × 198463.
Since it has a total of 3 prime factors.
3 , 6 , 4 , 4 , 920 , 414 , 7650 , 2143 , 54882 , 28073 , 687639 , 574500 , 8511477 , 9231236 , 33661282 , 89484844 , 953385429 , 934189928 , 3323145339 , 4069126931
n×2
129397876
n×3
194096814
n×4
258795752
n×5
323494690
n÷2
32349469
n÷3
21566312.666667
n÷3
16174734.5
n÷5
12939787.6
n2
4185952578327844
n3
2.7082668633617E+23
n4
1.752219898801E+31
n5
1.1336676659489E+39
2 √n
8043.5650056427
3 √n
401.45085204171
4 √n
89.685924233643
5 √n
36.490467752801
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
-64698937
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 64698938 can be divided by 8 positive divisors.
The sum of these divisors (counting 64698938) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110110011101000111010
3
Ternary
11111202001020222
4
Quaternary
3312303220322
5
Quinary
113030331223
6
Senary
10230420042
8
Octal
366635072
10
Decimal
64698938
12
Duodecimal
19801622
16
Hexadecimal
3db3a3a
20
Vigesimal
104776i
36
Base36
12iq0q
md5
380c134dd014c85fce923264d30773e2
sha1
f1490fdb38a58f976d9ba3bda7323d4f1744ce30
sha256
1c052c9d7268dfcbc5fbed511294476289164f0e853efa178643c491f057aad1
sha512
2a5b0f33dc4f6aa0272e66cff180def06d8c9c3307509f414f74234b525b0ba21bd35480edbce9bf2d763a4d8553864dc748f710cd7a9a08132d910630629ce5
ripemd-160
3ed749bb3050d3a3109e02495e325c3ddf930c96
Diameter
129397876
Circumference
406515416.63172
Area
1.315055786835E+16
Volume
1.1344361709197E+24
Surface area
5.26022314734E+16
Circumference
406515416.63172
Perimeter
258795752
Area
4185952578327844
Diagonal
91498115.590736
Surface area
25115715469967064
Volume
2.7082668633617E+23
Space diagonal
112061847.81175
Perimeter
194096814
Area
1.8125706359344E+15
Altitude
56030923.905874
Surface area
1.8125706359344E+15
Volume
3.1917231072432E+22
Height
30499371.863579