64996887 is an odd 8-digits composite number following 64996886
and preceding 64996888 . In scientific notation, it is written as 6.4996887 × 10^7.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 42700800 positive integers (up to 64996887) that are relatively prime to 64996887.
64996887 has 16 divisors, whose sum is 87931872
The reverse of 64996887 is 78869946
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-four million nine hundred ninety-six thousand eight hundred eighty-seven
Scientific notation
6.4996887 × 10^7
Engineering notation
6.4996887 × 10^6
Prime Factorization
3 × 401 × 97 × 557
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64996887
Product of the distinct prime numbers
The prime factorization of 64996887 is 3 × 401 × 97 × 557.
Since it has a total of 4 prime factors.
4 , 3 , 33 , 26 , 27 , 180 , 3459 , 8130 , 15418 , 94918 , 581071 , 388117 , 863441 , 2738808 , 66352044 , 11901987 , 529571646 , 488976952 , 3665058641 , 3233144734
n×2
129993774
n×3
194990661
n×4
259987548
n×5
324984435
n÷2
32498443.5
n÷3
21665629
n÷3
16249221.75
n÷5
12999377.4
n2
4224595319690769
n3
2.7458554461467E+23
n4
1.7847205615153E+31
n5
1.1600128066339E+39
2 √n
8062.0646859226
3 √n
402.06615702859
4 √n
89.78900091839
5 √n
36.524014906433
1 , 3 , 97 , 291 , 401 , 557 , 1203 , 1671 , 38897 , 54029 , 116691 , 162087 , 223357 , 670071 , 21665629 , 64996887
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
-64996886
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 64996887 can be divided by 16 positive divisors.
The sum of these divisors (counting 64996887) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11110111111100011000010111
3
Ternary
11112022011222010
4
Quaternary
3313330120113
5
Quinary
113114400022
6
Senary
10241035303
8
Octal
367743027
10
Decimal
64996887
12
Duodecimal
19925b33
16
Hexadecimal
3dfc617
20
Vigesimal
1064c47
36
Base36
12p3x3
md5
fbd6fb6773ec6a111762df9e0cf50dab
sha1
faf49a555aed8fe9682db61a614c9d7a3e231a1a
sha256
9acc0af89418fb0b16d919a98c0ef98c7516d178df2540b57c4c622e6f816c3b
sha512
fd97844eac253e9c0c79c43eb6a0e146f7a743aa205e6e6f0e5ac1034f6231de861a91c9d67502ea9191777f2670437994b5a7ef38684a2851082be7314b4714
ripemd-160
3d3d2680b65db2ccb1ace63de83fbf39042cbff2
Diameter
129993774
Circumference
408387485.41081
Area
1.327195762073E+16
Volume
1.1501812396579E+24
Surface area
5.3087830482921E+16
Circumference
408387485.41081
Perimeter
259987548
Area
4224595319690769
Diagonal
91919479.107432
Surface area
25347571918144614
Volume
2.7458554461467E+23
Space diagonal
112577910.61781
Perimeter
194990661
Area
1.8293034337805E+15
Altitude
56288955.308907
Surface area
1.8293034337805E+15
Volume
3.2360216768806E+22
Height
30639826.369144