123166987 is an odd 9-digits composite number following 123166986
and preceding 123166988 . In scientific notation, it is written as 1.23166987 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 115084800 positive integers (up to 123166987) that are relatively prime to 123166987.
123166987 has 8 divisors, whose sum is 131426960
The reverse of 123166987 is 789661321
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-three million one hundred sixty-six thousand nine hundred eighty-seven
Scientific notation
1.23166987 × 10^8
Engineering notation
1.23166987 × 10^6
Prime Factorization
19 × 73 × 88801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
123166987
Product of the distinct prime numbers
The prime factorization of 123166987 is 19 × 73 × 88801.
Since it has a total of 3 prime factors.
10 , 1 , 7 , 35 , 121 , 465 , 8161 , 2204 , 66983 , 69792 , 20449 , 563804 , 2004999 , 1300509 , 70067939 , 21444163 , 780859022 , 194240851 , 812375191 , 4011450844
n×2
246333974
n×3
369500961
n×4
492667948
n×5
615834935
n÷2
61583493.5
n÷3
41055662.333333
n÷3
30791746.75
n÷5
24633397.4
n2
15170106686658169
n3
1.8684563330642E+24
n4
2.3013213688459E+32
n5
2.8344681911947E+40
2 √n
11098.062308349
3 √n
497.54393793905
4 √n
105.34734124955
5 √n
41.504851420318
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
-123166986
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 123166987 can be divided by 8 positive divisors.
The sum of these divisors (counting 123166987) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010101110110000100001011
3
Ternary
22120202112100021
4
Quaternary
13111312010023
5
Quinary
223012320422
6
Senary
20115521311
8
Octal
725660413
10
Decimal
123166987
12
Duodecimal
352b9237
16
Hexadecimal
757610b
20
Vigesimal
1i9fh97
36
Base36
21bw97
md5
3affbce65399e288335917a6b6b364a2
sha1
bf11bedc23de9662716177addd77cdea310e6627
sha256
ed4f42e32b0a6b5b5049293f43e73998c6a4ad8e6eb08122bc8f2af7c86d3887
sha512
c3026bf92f18aeaf0d61309f1075469487219704592fd2ee86339c0825858a398341f17743cda61316317d060bf1bcbbbb69c124a85c02ea3b6f61995406be47
ripemd-160
fe741d5ff56f8545f23ced772569bd3240d3f75d
Diameter
246333974
Circumference
773881003.04798
Area
4.7658295720979E+16
Volume
7.8265715860106E+24
Surface area
1.9063318288391E+17
Circumference
773881003.04798
Perimeter
492667948
Area
15170106686658169
Diagonal
174184423.45203
Surface area
91020640119949014
Volume
1.8684563330642E+24
Space diagonal
213331479.29918
Perimeter
369500961
Area
6.5688488843831E+15
Altitude
106665739.64959
Surface area
6.5688488843831E+15
Volume
2.2019969057678E+23
Height
58061474.48401