164886987 is an odd 9-digits composite number following 164886986
and preceding 164886988 . In scientific notation, it is written as 1.64886987 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 109707680 positive integers (up to 164886987) that are relatively prime to 164886987.
164886987 has 8 divisors, whose sum is 220283280
The reverse of 164886987 is 789688461
Previous prime number is 509
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
one hundred sixty-four million eight hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
1.64886987 × 10^8
Engineering notation
1.64886987 × 10^6
Prime Factorization
3 × 509 × 107981
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
164886987
Product of the distinct prime numbers
The prime factorization of 164886987 is 3 × 509 × 107981.
Since it has a total of 3 prime factors.
9 , 3 , 75 , 5 , 393 , 379 , 454 , 9157 , 59492 , 88076 , 63923 , 7733 , 5299454 , 7933040 , 81114723 , 70385547 , 868560840 , 110896188 , 1872552177 , 2519137661
n×2
329773974
n×3
494660961
n×4
659547948
n×5
824434935
n÷2
82443493.5
n÷3
54962329
n÷3
41221746.75
n÷5
32977397.4
n2
27187718481938169
n3
4.482900983891E+24
n4
7.3917203625312E+32
n5
1.2187984993243E+41
2 √n
12840.832800095
3 √n
548.35540352302
4 √n
113.31739848803
5 √n
43.998439790575
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
-164886986
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 164886987 can be divided by 8 positive divisors.
The sum of these divisors (counting 164886987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110100111111100111001011
3
Ternary
102111021010102110
4
Quaternary
21310333213023
5
Quinary
314202340422
6
Senary
24210033403
8
Octal
1164774713
10
Decimal
164886987
12
Duodecimal
47278863
16
Hexadecimal
9d3f9cb
20
Vigesimal
2baah97
36
Base36
2q63m3
md5
fbb1dbea80b9c3a39a92f34b572f52a6
sha1
39713a5c6da1e5ab36df0692a07f942c87c1c5d2
sha256
ae1d01344c55d5166bd1f7970f5611f647a282ac297a316b4e7d9ccf9a79f59d
sha512
8440b502c44f8447d8b3a337f3405166d31baa41e8e73c3cbdb787e6e441eb28173c082eabee4678df18c25b113d34e010e463f7313a82f584c96ba64d7d4efa
ripemd-160
c37ed166ff92d84dcb0c4f9640aa3000048bb9fa
Diameter
329773974
Circumference
1036015494.0635
Area
8.5412736650724E+16
Volume
1.877793173035E+25
Surface area
3.416509466029E+17
Circumference
1036015494.0635
Perimeter
659547948
Area
27187718481938169
Diagonal
233185413.27424
Surface area
163126310891629014
Volume
4.482900983891E+24
Space diagonal
285592638.99095
Perimeter
494660961
Area
1.1772627438149E+16
Altitude
142796319.49547
Surface area
1.1772627438149E+16
Volume
5.283149475162E+23
Height
77728471.091412