123485128 is an even 9-digits composite number following 123485127
and preceding 123485129 . In scientific notation, it is written as 1.23485128 × 10^8.
The sum of its digits is 34. It has a total of 5 prime factors and 16 positive divisors.
There are 56993088 positive integers (up to 123485128) that are relatively prime to 123485128.
123485128 has 16 divisors, whose sum is 249345180
The reverse of 123485128 is 821584321
Previous prime number is 13
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-three million four hundred eighty-five thousand one hundred twenty-eight
Scientific notation
1.23485128 × 10^8
Engineering notation
1.23485128 × 10^6
Prime Factorization
2 × 2 × 2 × 13 × 1187357
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30871282
Product of the distinct prime numbers
The prime factorization of 123485128 is 2 × 2 × 2 × 13 × 1187357.
Since it has a total of 5 prime factors.
10 , 3 , 54 , 76 , 573 , 755 , 1666 , 9187 , 13364 , 5666 , 367883 , 409956 , 8873549 , 4133532 , 18653606 , 63324428 , 127765067 , 180263545 , 5565350024 , 934147863
n×2
246970256
n×3
370455384
n×4
493940512
n×5
617425640
n÷2
61742564
n÷3
41161709.333333
n÷3
30871282
n÷5
24697025.6
n2
15248576837176384
n3
1.8829724625566E+24
n4
2.3251909555927E+32
n5
2.8712650277581E+40
2 √n
11112.386242387
3 √n
497.97195586231
4 √n
105.41530364415
5 √n
41.526270752808
1 , 2 , 4 , 8 , 13 , 26 , 52 , 104 , 1187357 , 2374714 , 4749428 , 9498856 , 15435641 , 30871282 , 61742564 , 123485128
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
-123485127
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 123485128 can be divided by 16 positive divisors.
The sum of these divisors (counting 123485128) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010111000011101111001000
3
Ternary
22121100200202021
4
Quaternary
13113003233020
5
Quinary
223103011003
6
Senary
20130414224
8
Octal
727035710
10
Decimal
123485128
12
Duodecimal
35431374
16
Hexadecimal
75c3bc8
20
Vigesimal
1ibfcg8
36
Base36
21ipqg
md5
fce8fd1343bd5927a999e8261f21300e
sha1
4d715d8988d9d09df32b15e4bda331bcdbdd71a0
sha256
990d665d7fad8ff20e7e4bc080c55aa5ed6ba1f276525b6fa66b47b77d4e53f4
sha512
af1efccc3520ea3a6ab5bd768bbef3bbb731793dc39b6936e880c70c7d24eecebaeb489c14f4263ed1292b8f2f95c211244bbce7d1084b88b48c9cf45022e3f9
ripemd-160
3172821b5577fd525c9755590d613b9585fe020a
Diameter
246970256
Circumference
775879941.90479
Area
4.7904816969373E+16
Volume
7.8873766070394E+24
Surface area
1.9161926787749E+17
Circumference
775879941.90479
Perimeter
493940512
Area
15248576837176384
Diagonal
174634342.76898
Surface area
91491461023058304
Volume
1.8829724625566E+24
Space diagonal
213882515.67515
Perimeter
370455384
Area
6.6028274562769E+15
Altitude
106941257.83757
Surface area
6.6028274562769E+15
Volume
2.2191043284355E+23
Height
58211447.589659