162138728 is an even 9-digits composite number following 162138727
and preceding 162138729 . In scientific notation, it is written as 1.62138728 × 10^8.
The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors.
There are 80351488 positive integers (up to 162138728) that are relatively prime to 162138728.
162138728 has 16 divisors, whose sum is 306702180
The reverse of 162138728 is 827831261
Previous prime number is 113
Is Prime? no Number parity even Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred sixty-two million one hundred thirty-eight thousand seven hundred twenty-eight
Scientific notation
1.62138728 × 10^8
Engineering notation
1.62138728 × 10^6
Prime Factorization
2 × 2 × 2 × 113 × 179357
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
40534682 Product of the distinct prime numbers
The prime factorization of 162138728 is 2 × 2 × 2 × 113 × 179357.
Since it has a total of 5 prime factors.
7 , 3 , 86 , 13 , 451 , 787 , 6288 , 910 , 60220 , 88915 , 334105 , 257261 , 3862968 , 5606111 , 84742759 , 80058756 , 424194220 , 713640228 , 3155307495 , 3459108137
n×2
324277456
n×3
486416184
n×4
648554912
n×5
810693640
n÷2
81069364
n÷3
54046242.666667
n÷3
40534682
n÷5
32427745.6
n2
26288967117457984
n3
4.2624596888585E+24
n4
6.9110979210279E+32
n5
1.1205566259989E+41
2 √n12733.37064567
3 √n545.29174178938
4 √n112.84223786185
5 √n43.850782977944
1 , 2 , 4 , 8 , 113 , 226 , 452 , 904 , 179357 , 358714 , 717428 , 1434856 , 20267341 , 40534682 , 81069364 , 162138728
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
-162138727 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 162138728 can be divided by 16 positive divisors.
The sum of these divisors (counting 162138728) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101010100000101001101000
3
Ternary
102022002111112002
4
Quaternary
21222200221220
5
Quinary
313001414403
6
Senary
24031110132
8
Octal
1152405150
10
Decimal
162138728
12
Duodecimal
46372348
16
Hexadecimal
9aa0a68
20
Vigesimal
2ad76g8
36
Base36
2oj71k
md5
6335cf4c01b4e7fec202fd43a6d83eb9
sha1
33c32b90d26e54524f5573be0bbd89b59714fed7
sha256
49b7e7c6f6678d73493b1d84914e8b16844342a612588242132907815e53d463
sha512
251c662ddecb9c524fc769bf2b45c129ab506767baa3b94939966b0076ff26835c66d0d064820130cd7b2bc6d0307eff275dc5204a3e2653aca2a073352fa2ed
ripemd-160
643708e12bc6d72f058907de8bcdefd5b1d5f36b
Diameter
324277456
Circumference
1018747673.4944
Area
8.258922596667E+16
Volume
1.7854549392987E+25
Surface area
3.3035690386668E+17
Circumference
1018747673.4944
Perimeter
648554912
Area
26288967117457984
Diagonal
229298788.12352
Surface area
157733802704747904
Volume
4.2624596888585E+24
Space diagonal
280832514.77059
Perimeter
486416184
Area
1.1383456681486E+16
Altitude
140416257.3853
Surface area
1.1383456681486E+16
Volume
5.0233569175435E+23
Height
76432929.374507