123454928 is an even 9-digits composite number following 123454927
and preceding 123454929 . In scientific notation, it is written as 1.23454928 × 10^8.
The sum of its digits is 38. It has a total of 5 prime factors and 10 positive divisors.
There are 61727456 positive integers (up to 123454928) that are relatively prime to 123454928.
123454928 has 10 divisors, whose sum is 239193954
The reverse of 123454928 is 829454321
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-three million four hundred fifty-four thousand nine hundred twenty-eight
Scientific notation
1.23454928 × 10^8
Engineering notation
1.23454928 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 7715933
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
15431866
Product of the distinct prime numbers
The prime factorization of 123454928 is 2 × 2 × 2 × 2 × 7715933.
Since it has a total of 5 prime factors.
2 , 5 , 93 , 42 , 482 , 42 , 8006 , 5913 , 60964 , 37422 , 295916 , 346564 , 2351535 , 3619632 , 9620500 , 39090740 , 999640658 , 602633996 , 2141223778 , 8207362978
n×2
246909856
n×3
370364784
n×4
493819712
n×5
617274640
n÷2
61727464
n÷3
41151642.666667
n÷3
30863732
n÷5
24690985.6
n2
15241119247485184
n3
1.8815912793377E+24
n4
2.3229171591606E+32
n5
2.8677557063414E+40
2 √n
11111.02731524
3 √n
497.93135723732
4 √n
105.40885785948
5 √n
41.524239389035
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-123454927
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 123454928 can be divided by 10 positive divisors.
The sum of these divisors (counting 123454928) is 1, the average is 0.1.
Base
System
Value
2
Binary
111010110111100010111010000
3
Ternary
22121022011022202
4
Quaternary
13112330113100
5
Quinary
223101024203
6
Senary
20130022332
8
Octal
726742720
10
Decimal
123454928
12
Duodecimal
354179a8
16
Hexadecimal
75bc5d0
20
Vigesimal
1ibbh68
36
Base36
21i2fk
md5
c33834c58c2f5b8cc31065a0db4057de
sha1
ee4fd826db8b292facd498ceb63cb65143003c2c
sha256
0f35ca478fafb8528d298cf95a27ab6cfb7c7b6d990ba4c50ff17c76f9bb4341
sha512
0c8c85eb8fdd843b4e9483b7698dde2f434b7222b8dfeaa8e884e67343aeeae24d4d3b7397c2dbfabaf88309b7e55d0407c0f8bcd79026217985f439eae3ef98
ripemd-160
d8e4b32f6457e4a90cdc5c44b0cf2972639eaeb7
Diameter
246909856
Circumference
775690189.70851
Area
4.7881388260385E+16
Volume
7.8815911203012E+24
Surface area
1.9152555304154E+17
Circumference
775690189.70851
Perimeter
493819712
Area
15241119247485184
Diagonal
174591633.51939
Surface area
91446715484911104
Volume
1.8815912793377E+24
Space diagonal
213830207.74076
Perimeter
370364784
Area
6.5995982252151E+15
Altitude
106915103.87038
Surface area
6.5995982252151E+15
Volume
2.2174765884019E+23
Height
58197211.173131