138804784 is an even 9-digits composite number following 138804783
and preceding 138804785 . In scientific notation, it is written as 1.38804784 × 10^8.
The sum of its digits is 43. It has a total of 6 prime factors and 20 positive divisors.
There are 69229440 positive integers (up to 138804784) that are relatively prime to 138804784.
138804784 has 20 divisors, whose sum is 269604520
The reverse of 138804784 is 487408831
Previous prime number is 409
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred thirty-eight million eight hundred four thousand seven hundred eighty-four
Scientific notation
1.38804784 × 10^8
Engineering notation
1.38804784 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 409 × 21211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
17350598
Product of the distinct prime numbers
The prime factorization of 138804784 is 2 × 2 × 2 × 2 × 409 × 21211.
Since it has a total of 6 prime factors.
2 , 2 , 83 , 22 , 621 , 302 , 8081 , 2164 , 88558 , 69612 , 508964 , 493819 , 6709544 , 4852712 , 75799105 , 93968517 , 434497526 , 762246549 , 5637073688 , 492626777
n×2
277609568
n×3
416414352
n×4
555219136
n×5
694023920
n÷2
69402392
n÷3
46268261.333333
n÷3
34701196
n÷5
27760956.8
n2
19266768061286656
n3
2.674319579125E+24
n4
3.7120835152742E+32
n5
5.1525495052759E+40
2 √n
11781.54421118
3 √n
517.76752984043
4 √n
108.54282201592
5 √n
42.508999840297
1 , 2 , 4 , 8 , 16 , 409 , 818 , 1636 , 3272 , 6544 , 21211 , 42422 , 84844 , 169688 , 339376 , 8675299 , 17350598 , 34701196 , 69402392 , 138804784
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138804783
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138804784 can be divided by 20 positive divisors.
The sum of these divisors (counting 138804784) is 1, the average is 0.05.
Base
System
Value
2
Binary
1000010001011111111000110000
3
Ternary
100200012000100221
4
Quaternary
20101133320300
5
Quinary
241013223114
6
Senary
21435022424
8
Octal
1021377060
10
Decimal
138804784
12
Duodecimal
3a59aa14
16
Hexadecimal
845fe30
20
Vigesimal
237abj4
36
Base36
2an2gg
md5
a103234752f86fc8e9d2855e81805250
sha1
c4f07255c49a69db7ec637455da4f58dde5c7647
sha256
bbb20b50643499125f224afbd81b8eead30fadd6e4cb9345747992dd705f929d
sha512
e8608f2c6fd98939f91e22e215833b0411ddab662f785b9acb04dff5ebb62d4eb6c5d2413c88ef05a0254f7816cf0224f36231e2e604593c2f2e837340def069
ripemd-160
43fd846bbe7e7e53d6e12fcbde3d347f04ff202e
Diameter
277609568
Circumference
872136179.39504
Area
6.0528336999757E+16
Volume
1.1202163657507E+25
Surface area
2.4211334799903E+17
Circumference
872136179.39504
Perimeter
555219136
Area
19266768061286656
Diagonal
196299608.05507
Surface area
115600608367719936
Volume
2.674319579125E+24
Space diagonal
240416938.22162
Perimeter
416414352
Area
8.3427552949485E+15
Altitude
120208469.11081
Surface area
8.3427552949485E+15
Volume
3.1517158490987E+23
Height
65433202.685023