164542987 is an odd 9-digits composite number following 164542986
and preceding 164542988 . In scientific notation, it is written as 1.64542987 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 141036840 positive integers (up to 164542987) that are relatively prime to 164542987.
164542987 has 4 divisors, whose sum is 188049136
The reverse of 164542987 is 789245461
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred sixty-four million five hundred forty-two thousand nine hundred eighty-seven
Scientific notation
1.64542987 × 10^8
Engineering notation
1.64542987 × 10^6
Prime Factorization
7 × 23506141
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
164542987
Product of the distinct prime numbers
The prime factorization of 164542987 is 7 × 23506141.
Since it has a total of 2 prime factors.
10 , 6 , 22 , 81 , 965 , 267 , 7350 , 2004 , 67310 , 18665 , 776054 , 105685 , 3402394 , 926028 , 87280819 , 71853701 , 809391009 , 464422209 , 8076873676 , 3536592964
n×2
329085974
n×3
493628961
n×4
658171948
n×5
822714935
n÷2
82271493.5
n÷3
54847662.333333
n÷3
41135746.75
n÷5
32908597.4
n2
27074394570882169
n3
4.4549017539095E+24
n4
7.3302284137981E+32
n5
1.2061376785986E+41
2 √n
12827.43103665
3 √n
547.97379751995
4 √n
113.25824930949
5 √n
43.980065860519
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
-164542986
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 164542987 can be divided by 4 positive divisors.
The sum of these divisors (counting 164542987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110011101011101000001011
3
Ternary
102110121122112201
4
Quaternary
21303223220023
5
Quinary
314110333422
6
Senary
24154421031
8
Octal
1163535013
10
Decimal
164542987
12
Duodecimal
47131777
16
Hexadecimal
9ceba0b
20
Vigesimal
2b87h97
36
Base36
2pyq6j
md5
109d31dda8429a31508cf873fe2f0c37
sha1
b108facb02dd985e48e5ee53cb86c1cd7eeb5209
sha256
fcb7ad813487e162776d171c7976b49e636e09b4024b3a2cf06c9b9a26bdeaeb
sha512
bf73387abad3b7f41d196fdd3e5e92b879b2e707b54c16f2a53ffba135440c89ad056b503076cd0a1bef991c22ebfca7a84042aaed64c9e09fe0796a41d6c36f
ripemd-160
9fa329799cdd5679b819ea5d07fc432aa8cf46ca
Diameter
329085974
Circumference
1033854078.3178
Area
8.5056719084275E+16
Volume
1.8660648830062E+25
Surface area
3.402268763371E+17
Circumference
1033854078.3178
Perimeter
658171948
Area
27074394570882169
Diagonal
232698923.80878
Surface area
162446367425293014
Volume
4.4549017539095E+24
Space diagonal
284996813.51315
Perimeter
493628961
Area
1.1723556745234E+16
Altitude
142498406.75657
Surface area
1.1723556745234E+16
Volume
5.2501520661821E+23
Height
77566307.93626