138792986 is an even 9-digits composite number following 138792985
and preceding 138792987 . In scientific notation, it is written as 1.38792986 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 65744028 positive integers (up to 138792986) that are relatively prime to 138792986.
138792986 has 8 divisors, whose sum is 219146880
The reverse of 138792986 is 689297831
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred thirty-eight million seven hundred ninety-two thousand nine hundred eighty-six
Scientific notation
1.38792986 × 10^8
Engineering notation
1.38792986 × 10^6
Prime Factorization
2 × 19 × 3652447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138792986
Product of the distinct prime numbers
The prime factorization of 138792986 is 2 × 19 × 3652447.
Since it has a total of 3 prime factors.
8 , 8 , 36 , 88 , 70 , 623 , 1448 , 6902 , 31748 , 41364 , 852044 , 853744 , 2939454 , 6088947 , 64830472 , 25821429 , 973880361 , 503271049 , 4988601824 , 899928802
n×2
277585972
n×3
416378958
n×4
555171944
n×5
693964930
n÷2
69396493
n÷3
46264328.666667
n÷3
34698246.5
n÷5
27758597.2
n2
19263492962796196
n3
2.6736377090965E+24
n4
3.710821611277E+32
n5
5.1503601194246E+40
2 √n
11781.043502169
3 √n
517.75285985039
4 √n
108.54051548693
5 √n
42.508277187637
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
-138792985
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 138792986 can be divided by 8 positive divisors.
The sum of these divisors (counting 138792986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001011101000000011010
3
Ternary
100200011102011222
4
Quaternary
20101131000122
5
Quinary
241012333421
6
Senary
21434452042
8
Octal
1021350032
10
Decimal
138792986
12
Duodecimal
3a594022
16
Hexadecimal
845d01a
20
Vigesimal
2379296
36
Base36
2amtcq
md5
db2ea9c7aad7024d3ca67eab4cdacf10
sha1
87d592828f2c958b1943f30808b98584f912fb7f
sha256
97b2f7502ee2c9e512f840afb2dc63c79f35d7440f1f179f9d2f56139977f64b
sha512
3aeb57fd8bbe4440164916e893279159568e5432d71cd306bd976ad4f13cd6fcb337b8b87bc58ea2599306f9bddd492df0abedd6fbfc2f89a5f9a5d148b39a00
ripemd-160
f9e86585a309c871358624abc5918da0976fa291
Diameter
277585972
Circumference
872062050.37478
Area
6.0518047974399E+16
Volume
1.1199307447011E+25
Surface area
2.420721918976E+17
Circumference
872062050.37478
Perimeter
555171944
Area
19263492962796196
Diagonal
196282923.16346
Surface area
115580957776777176
Volume
2.6736377090965E+24
Space diagonal
240396503.4862
Perimeter
416378958
Area
8.3413371357021E+15
Altitude
120198251.7431
Surface area
8.3413371357021E+15
Volume
3.1509122575636E+23
Height
65427641.054486