138766786 is an even 9-digits composite number following 138766785
and preceding 138766787 . In scientific notation, it is written as 1.38766786 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 69137940 positive integers (up to 138766786) that are relatively prime to 138766786.
138766786 has 8 divisors, whose sum is 208886544
The reverse of 138766786 is 687667831
Previous prime number is 283
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred thirty-eight million seven hundred sixty-six thousand seven hundred eighty-six
Scientific notation
1.38766786 × 10^8
Engineering notation
1.38766786 × 10^6
Prime Factorization
2 × 283 × 245171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138766786
Product of the distinct prime numbers
The prime factorization of 138766786 is 2 × 283 × 245171.
Since it has a total of 3 prime factors.
2 , 6 , 20 , 52 , 516 , 878 , 4407 , 4805 , 87788 , 12046 , 282283 , 316808 , 9586978 , 321721 , 4886490 , 11153936 , 431834308 , 974352202 , 6211742061 , 7662116601
n×2
277533572
n×3
416300358
n×4
555067144
n×5
693833930
n÷2
69383393
n÷3
46255595.333333
n÷3
34691696.5
n÷5
27753357.2
n2
19256220896769796
n3
2.6721238843508E+24
n4
3.7080204322519E+32
n5
5.1455007780593E+40
2 √n
11779.931493859
3 √n
517.72027900469
4 √n
108.53539281662
5 √n
42.506672206004
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
-138766785
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 138766786 can be divided by 8 positive divisors.
The sum of these divisors (counting 138766786) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001010110100111000010
3
Ternary
100200010002020121
4
Quaternary
20101112213002
5
Quinary
241011014121
6
Senary
21434130454
8
Octal
1021264702
10
Decimal
138766786
12
Duodecimal
3a580a2a
16
Hexadecimal
84569c2
20
Vigesimal
2375gj6
36
Base36
2am94y
md5
079b67d33ed6b225b03cd37b5ec827c8
sha1
20a773fa5736e8617488abe2d1341fbabf97f9d0
sha256
33ada11c776d5352e1595e978561157b35a40a40582c1b4eeb00296b6d61bac6
sha512
eca75b64f1396c07430eecf0486ccff39a45fb41f8d371abe8bc331c4d0ef89d5df438feee4da0e83668a7a622888be0c1c8e393fdf6d719644cd469fe144a3c
ripemd-160
d398eaffddcfaea6f8c70794ddfc4bceb9290cd9
Diameter
277533572
Circumference
871897430.91973
Area
6.0495202105194E+16
Volume
1.1192966352744E+25
Surface area
2.4198080842078E+17
Circumference
871897430.91973
Perimeter
555067144
Area
19256220896769796
Diagonal
196245870.76812
Surface area
115537325380618776
Volume
2.6721238843508E+24
Space diagonal
240351123.75504
Perimeter
416300358
Area
8.3381882387437E+15
Altitude
120175561.87752
Surface area
8.3381882387437E+15
Volume
3.1491281979916E+23
Height
65415290.256042