138129811 is an odd 9-digits composite number following 138129810
and preceding 138129812 . In scientific notation, it is written as 1.38129811 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 129456768 positive integers (up to 138129811) that are relatively prime to 138129811.
138129811 has 8 divisors, whose sum is 146871360
The reverse of 138129811 is 118921831
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred thirty-eight million one hundred twenty-nine thousand eight hundred eleven
Scientific notation
1.38129811 × 10^8
Engineering notation
1.38129811 × 10^6
Prime Factorization
17 × 239 × 33997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138129811
Product of the distinct prime numbers
The prime factorization of 138129811 is 17 × 239 × 33997.
Since it has a total of 3 prime factors.
2 , 5 , 36 , 22 , 645 , 588 , 8491 , 8685 , 47885 , 36620 , 419730 , 592472 , 1637478 , 4587882 , 11624527 , 18438228 , 542101783 , 422936385 , 5448070125 , 148439089
n×2
276259622
n×3
414389433
n×4
552519244
n×5
690649055
n÷2
69064905.5
n÷3
46043270.333333
n÷3
34532452.75
n÷5
27625962.2
n2
19079844686895721
n3
2.6354953405103E+24
n4
3.6404047327606E+32
n5
5.0284841769973E+40
2 √n
11752.863948842
3 √n
516.92690772186
4 √n
108.41062654944
5 √n
42.467577060256
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138129810
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138129811 can be divided by 8 positive divisors.
The sum of these divisors (counting 138129811) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001110111011000110010011
3
Ternary
100121220201110221
4
Quaternary
20032323012103
5
Quinary
240330123221
6
Senary
21412333511
8
Octal
1016730623
10
Decimal
138129811
12
Duodecimal
3a314297
16
Hexadecimal
83bb193
20
Vigesimal
23364ab
36
Base36
2a8ln7
md5
125bf73c0394b46ae1321c70af80c42e
sha1
0f72a6765e56449b7f0ff5d0e95c17977fc7c7b6
sha256
209a90db6b913c231127bb74faccceeeb60226c7424ae98e5011838d7ae0032c
sha512
8862e1356586ce2cceebd42feaf1e63430a3531467952cddda6d0feb0a0aac5db04933b44365c9e34a9b5571f02adefb798a1a0f1618571b2218535a861c614f
ripemd-160
4cbfe72d1e94b28da38e3055a590ab849d0ea099
Diameter
276259622
Circumference
867895198.95869
Area
5.9941099899986E+16
Volume
1.103953706709E+25
Surface area
2.3976439959994E+17
Circumference
867895198.95869
Perimeter
552519244
Area
19079844686895721
Diagonal
195345052.08423
Surface area
114479068121374326
Volume
2.6354953405103E+24
Space diagonal
239247850.69189
Perimeter
414389433
Area
8.2618150995566E+15
Altitude
119623925.34594
Surface area
8.2618150995566E+15
Volume
3.1059610451006E+23
Height
65115017.361411