162138908 is an even 9-digits composite number following 162138907
and preceding 162138909 . In scientific notation, it is written as 1.62138908 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 79344480 positive integers (up to 162138908) that are relatively prime to 162138908.
162138908 has 12 divisors, whose sum is 289780512
The reverse of 162138908 is 809831261
Previous prime number is 47
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 nine hundred eight
Scientific notation
1.62138908 × 10^8
Engineering notation
1.62138908 × 10^6
Prime Factorization
2 × 2 × 47 × 862441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81069454
Product of the distinct prime numbers
The prime factorization of 162138908 is 2 × 2 × 47 × 862441.
Since it has a total of 4 prime factors.
4 , 5 , 36 , 39 , 806 , 46 , 2849 , 517 , 39758 , 67311 , 763571 , 132678 , 9555604 , 3685108 , 77003189 , 60100687 , 623322653 , 159861890 , 2398391395 , 8644824888
n×2
324277816
n×3
486416724
n×4
648555632
n×5
810694540
n÷2
81069454
n÷3
54046302.666667
n÷3
40534727
n÷5
32427781.6
n2
26289025487432464
n3
4.2624738849165E+24
n4
6.9111286107887E+32
n5
1.1205628460008E+41
2 √n
12733.37771371
3 √n
545.29194357641
4 √n
112.84226918008
5 √n
43.85079271422
1 , 2 , 4 , 47 , 94 , 188 , 862441 , 1724882 , 3449764 , 40534727 , 81069454 , 162138908
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-162138907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 162138908 can be divided by 12 positive divisors.
The sum of these divisors (counting 162138908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101010100000101100011100
3
Ternary
102022002111202202
4
Quaternary
21222200230130
5
Quinary
313001421113
6
Senary
24031111032
8
Octal
1152405434
10
Decimal
162138908
12
Duodecimal
46372478
16
Hexadecimal
9aa0b1c
20
Vigesimal
2ad7758
36
Base36
2oj76k
md5
9f9308f1fb8df09d1536e8916b0e738d
sha1
3aff89479c6a70d8eed163c5a69b1adee2281795
sha256
cd60ad85e441d7c96ab57626454689de5d6511942380264b3d0d1fbdaa036aaa
sha512
77b267d70b8d10e86c1a02feefdd6df0c237c96766975a9e0b2147bdcfb1dfa8b12475ccb74f448becff0b5996eb5f902f81fc2fa66ad3cf1d8556e61bae34a2
ripemd-160
a190134d672f8805665d11405db937ddd52a53ac
Diameter
324277816
Circumference
1018748804.4677
Area
8.2589409341353E+16
Volume
1.7854608857296E+25
Surface area
3.3035763736541E+17
Circumference
1018748804.4677
Perimeter
648555632
Area
26289025487432464
Diagonal
229299042.68196
Surface area
157734152924594784
Volume
4.2624738849165E+24
Space diagonal
280832826.53974
Perimeter
486416724
Area
1.1383481956427E+16
Altitude
140416413.26987
Surface area
1.1383481956427E+16
Volume
5.0233736477583E+23
Height
76433014.227321