123996890 is an even 9-digits composite number following 123996889
and preceding 123996891 . In scientific notation, it is written as 1.23996890 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 49545024 positive integers (up to 123996890) that are relatively prime to 123996890.
123996890 has 16 divisors, whose sum is 223436232
The reverse of 123996890 is 098699321
Previous prime number is 997
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-three million nine hundred ninety-six thousand eight hundred ninety
Scientific notation
1.23996890 × 10^8
Engineering notation
1.23996890 × 10^6
Prime Factorization
2 × 5 × 997 × 12437
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
123996890
Product of the distinct prime numbers
The prime factorization of 123996890 is 2 × 5 × 997 × 12437.
Since it has a total of 4 prime factors.
5 , 7 , 72 , 62 , 636 , 734 , 6857 , 2795 , 38633 , 20489 , 936508 , 149984 , 7655649 , 2337590 , 51830481 , 35189917 , 259961078 , 291813149 , 7672944640 , 3609079397
n×2
247993780
n×3
371990670
n×4
495987560
n×5
619984450
n÷2
61998445
n÷3
41332296.666667
n÷3
30999222.5
n÷5
24799378
n2
15375228729672100
n3
1.906480545518E+24
n4
2.3639765848973E+32
n5
2.9312574456009E+40
2 √n
11135.389081662
3 √n
498.6589262583
4 √n
105.5243530265
5 √n
41.560633474438
1 , 2 , 5 , 10 , 997 , 1994 , 4985 , 9970 , 12437 , 24874 , 62185 , 124370 , 12399689 , 24799378 , 61998445 , 123996890
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-123996889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 123996890 can be divided by 16 positive divisors.
The sum of these divisors (counting 123996890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111011001000000101011011010
3
Ternary
22122022200202102
4
Quaternary
13121000223122
5
Quinary
223220400030
6
Senary
20145403402
8
Octal
731005332
10
Decimal
123996890
12
Duodecimal
35639562
16
Hexadecimal
7640ada
20
Vigesimal
1iejc4a
36
Base36
21tom2
md5
ed93affb057aa493435e392d2b9b92a5
sha1
cb6ac1a48806da5de918490dfd5be32e6f55c1de
sha256
438b511658a59b4a4532bb449658903ef96597772ae543f71a7e37991c896176
sha512
9225c9f30d5eeab9338363391aeb3f195062a32aad262cdb9e3db66d36229df319ac76ba65e4e13fdea8096a358cdad74353cc6e09ff01b631f8cdc3fce9d019
ripemd-160
0de2e7861f4b5993d6a77fcca394617d442918a9
Diameter
247993780
Circumference
779095437.38396
Area
4.8302705624401E+16
Volume
7.9858470346816E+24
Surface area
1.932108224976E+17
Circumference
779095437.38396
Perimeter
495987560
Area
15375228729672100
Diagonal
175358083.53008
Surface area
92251372378032600
Volume
1.906480545518E+24
Space diagonal
214768913.46053
Perimeter
371990670
Area
6.6576693344462E+15
Altitude
107384456.73026
Surface area
6.6576693344462E+15
Volume
2.2468088698933E+23
Height
58452694.510028