164919985 is an odd 9-digits composite number following 164919984
and preceding 164919986 . In scientific notation, it is written as 1.64919985 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 131935984 positive integers (up to 164919985) that are relatively prime to 164919985.
164919985 has 4 divisors, whose sum is 197903988
The reverse of 164919985 is 589919461
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred sixty-four million nine hundred nineteen thousand nine hundred eighty-five
Scientific notation
1.64919985 × 10^8
Engineering notation
1.64919985 × 10^6
Prime Factorization
5 × 32983997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
164919985
Product of the distinct prime numbers
The prime factorization of 164919985 is 5 × 32983997.
Since it has a total of 2 prime factors.
2 , 4 , 57 , 72 , 751 , 202 , 8802 , 8646 , 74452 , 19318 , 906715 , 932184 , 1849327 , 5059108 , 20177060 , 96764461 , 83474623 , 988242641 , 4716990486 , 9323178734
n×2
329839970
n×3
494759955
n×4
659679940
n×5
824599925
n÷2
82459992.5
n÷3
54973328.333333
n÷3
41229996.25
n÷5
32983997
n2
27198601452400225
n3
4.4855929435508E+24
n4
7.3976392096651E+32
n5
1.2200185474934E+41
2 √n
12842.117621327
3 √n
548.39198094898
4 √n
113.32306747228
5 √n
44.000200686732
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
-164919984
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 164919985 can be divided by 4 positive divisors.
The sum of these divisors (counting 164919985) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110101000111101010110001
3
Ternary
102111022210200121
4
Quaternary
21311013222301
5
Quinary
314204414420
6
Senary
24210450241
8
Octal
1165075261
10
Decimal
164919985
12
Duodecimal
47293981
16
Hexadecimal
9d47ab1
20
Vigesimal
2baejj5
36
Base36
2q6t2p
md5
b4d010c6b50e7d0ebe0fd2d51085672f
sha1
08ecfcc34a2c670cb1e5ca1119b99ea0f0ab9cfa
sha256
6b5e2ff967275f6e931c797dd53a07ce3d8ccf6f74d3ee2ee317f54be2f739df
sha512
ae5a82970e57f5eb83b5dd80b87863c9a8cbea30827de2ae8f8ecec3a815fa78220377a9a10e4d4a8e4ffeb8e0f54de5142c21ba15442c61cd1e2d5617dfd629
ripemd-160
f8fd9e75635a42480aed790ccdf86549bdc80bcc
Diameter
329839970
Circumference
1036222826.6123
Area
8.5446926510777E+16
Volume
1.8789207784605E+25
Surface area
3.4178770604311E+17
Circumference
1036222826.6123
Perimeter
659679940
Area
27198601452400225
Diagonal
233232079.49337
Surface area
163191608714401350
Volume
4.4855929435508E+24
Space diagonal
285649793.2035
Perimeter
494759955
Area
1.1777339902593E+16
Altitude
142824896.60175
Surface area
1.1777339902593E+16
Volume
5.2863219800455E+23
Height
77744026.497789