65201991 is an odd 8-digits composite number following 65201990
and preceding 65201992 . In scientific notation, it is written as 6.5201991 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 43467992 positive integers (up to 65201991) that are relatively prime to 65201991.
65201991 has 4 divisors, whose sum is 86935992
The reverse of 65201991 is 19910256
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
sixty-five million two hundred one thousand nine hundred ninety-one
Scientific notation
6.5201991 × 10^7
Engineering notation
6.5201991 × 10^6
Prime Factorization
3 × 21733997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
65201991
Product of the distinct prime numbers
The prime factorization of 65201991 is 3 × 21733997.
Since it has a total of 2 prime factors.
3 , 1 , 84 , 18 , 266 , 928 , 9204 , 5552 , 76871 , 75577 , 269778 , 80138 , 7507604 , 4359901 , 55822192 , 90419423 , 795226712 , 565548115 , 9799792597 , 5176733962
n×2
130403982
n×3
195605973
n×4
260807964
n×5
326009955
n÷2
32600995.5
n÷3
21733997
n÷3
16300497.75
n÷5
13040398.2
n2
4251299630364081
n3
2.771932002373E+23
n4
1.8073548547134E+31
n5
1.1784313497083E+39
2 √n
8074.7749813849
3 √n
402.48863257636
4 √n
89.859751732268
5 √n
36.547036881949
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-65201990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 65201991 can be divided by 4 positive divisors.
The sum of these divisors (counting 65201991) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111000101110011101000111
3
Ternary
11112200121022120
4
Quaternary
3320232131013
5
Quinary
113142430431
6
Senary
10245301023
8
Octal
370563507
10
Decimal
65201991
12
Duodecimal
19a04773
16
Hexadecimal
3e2e747
20
Vigesimal
107a4jb
36
Base36
12ti6f
md5
ae442f25799899dab7df47946b4783b9
sha1
f68c18f049b2455bab990202a12130ea4594c743
sha256
a4bc9531d961825748b0757db43f5b88ac69b218a177f7d865a6507aab576670
sha512
539308576072f78c45c9c6b2ec6e8479a56ccfc0de4ae70d0775fd519845300d3869d42d205e7e835197c64e907477d4ad908a91bc979037cdc4b00e36357f37
ripemd-160
4a48358a623f7c9c7e393d625caa25c4e451a03b
Diameter
130403982
Circumference
409676191.85006
Area
1.3355851686961E+16
Volume
1.1611041619874E+24
Surface area
5.3423406747843E+16
Circumference
409676191.85006
Perimeter
260807964
Area
4251299630364081
Diagonal
92209539.965928
Surface area
25507797782184486
Volume
2.771932002373E+23
Space diagonal
112933161.16665
Perimeter
195605973
Area
1.8408667394973E+15
Altitude
56466580.583324
Surface area
1.8408667394973E+15
Volume
3.2667531931099E+22
Height
30736513.321976