138889786 is an even 9-digits composite number following 138889785
and preceding 138889787 . In scientific notation, it is written as 1.38889786 × 10^8.
The sum of its digits is 58. It has a total of 5 prime factors and 32 positive divisors.
There are 56811456 positive integers (up to 138889786) that are relatively prime to 138889786.
138889786 has 32 divisors, whose sum is 249194880
The reverse of 138889786 is 687988831
Previous prime number is 53
Is Prime? no Number parity even Number length 9 Sum of Digits 58 Digital Root 4
Name
one hundred thirty-eight million eight hundred eighty-nine thousand seven hundred eighty-six
Scientific notation
1.38889786 × 10^8
Engineering notation
1.38889786 × 10^6
Prime Factorization
2 × 7 × 37 × 53 × 5059
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
138889786 Product of the distinct prime numbers
The prime factorization of 138889786 is 2 × 7 × 37 × 53 × 5059.
Since it has a total of 5 prime factors.
1 , 8 , 32 , 78 , 216 , 269 , 3837 , 9545 , 87862 , 26023 , 662458 , 343109 , 285863 , 3929216 , 72295850 , 39975808 , 266333047 , 735285819 , 2933670781 , 3848455248
n×2
277779572
n×3
416669358
n×4
555559144
n×5
694448930
n÷2
69444893
n÷3
46296595.333333
n÷3
34722446.5
n÷5
27777957.2
n2
19290372655125796
n3
2.6792357299307E+24
n4
3.7211847717363E+32
n5
5.1683455661291E+40
2 √n11785.151080915
3 √n517.87319933636
4 √n108.55943570651
5 √n42.514204942197
1 , 2 , 7 , 14 , 37 , 53 , 74 , 106 , 259 , 371 , 518 , 742 , 1961 , 3922 , 5059 , 10118 , 13727 , 27454 , 35413 , 70826 , 187183 , 268127 , 374366 , 536254 , 1310281 , 1876889 , 2620562 , 3753778 , 9920699 , 19841398 , 69444893 , 138889786
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-138889785 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138889786 can be divided by 32 positive divisors.
The sum of these divisors (counting 138889786) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000010001110100101000111010
3
Ternary
100200100022222011
4
Quaternary
20101310220322
5
Quinary
241023433121
6
Senary
21440520134
8
Octal
1021645072
10
Decimal
138889786
12
Duodecimal
3a62004a
16
Hexadecimal
8474a3a
20
Vigesimal
2381496
36
Base36
2aow1m
md5
6ff3858a70dd1903646ac709d075b02a
sha1
69c701746bc8da8d4b94ae27f3ff2c124ce904ef
sha256
6c0d117a6d3eb0f9834b0dd8518b05c71fa9d6ccec1caf3c209a7a52166c1397
sha512
0fffade785bb1bf76b5e47b0685b218bde909373c3683fac0104ce8c617c469aed4ec6b208fda297530afb24a7f451384c9a32968f372ee100d21e6d5fb75461
ripemd-160
bf7a7a19958dcebcb1cb736491d46a1fdd3e0093
Diameter
277779572
Circumference
872670262.71252
Area
6.0602493018353E+16
Volume
1.1222756381847E+25
Surface area
2.4240997207341E+17
Circumference
872670262.71252
Perimeter
555559144
Area
19290372655125796
Diagonal
196419819.0363
Surface area
115742235930754776
Volume
2.6792357299307E+24
Space diagonal
240564166.00437
Perimeter
416669358
Area
8.3529763839038E+15
Altitude
120282083.00218
Surface area
8.3529763839038E+15
Volume
3.1575095883854E+23
Height
65473273.012099