138698864 is an even 9-digits composite number following 138698863
and preceding 138698865 . In scientific notation, it is written as 1.38698864 × 10^8.
The sum of its digits is 53. It has a total of 6 prime factors and 20 positive divisors.
There are 69036672 positive integers (up to 138698864) that are relatively prime to 138698864.
138698864 has 20 divisors, whose sum is 269941056
The reverse of 138698864 is 468896831
Previous prime number is 223
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred thirty-eight million six hundred ninety-eight thousand eight hundred sixty-four
Scientific notation
1.38698864 × 10^8
Engineering notation
1.38698864 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 223 × 38873
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
17337358
Product of the distinct prime numbers
The prime factorization of 138698864 is 2 × 2 × 2 × 2 × 223 × 38873.
Since it has a total of 6 prime factors.
10 , 1 , 5 , 95 , 758 , 605 , 7927 , 4845 , 51300 , 43705 , 783631 , 323341 , 1395971 , 3954774 , 99325405 , 89222931 , 817065452 , 483615725 , 1622194020 , 2078313242
n×2
277397728
n×3
416096592
n×4
554795456
n×5
693494320
n÷2
69349432
n÷3
46232954.666667
n÷3
34674716
n÷5
27739772.8
n2
19237374874890496
n3
2.6682020414895E+24
n4
3.7007659207707E+32
n5
5.1329202914081E+40
2 √n
11777.048187046
3 √n
517.63579592655
4 √n
108.52210920843
5 √n
42.502510253848
1 , 2 , 4 , 8 , 16 , 223 , 446 , 892 , 1784 , 3568 , 38873 , 77746 , 155492 , 310984 , 621968 , 8668679 , 17337358 , 34674716 , 69349432 , 138698864
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
-138698863
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 138698864 can be divided by 20 positive divisors.
The sum of these divisors (counting 138698864) is 1, the average is 0.05.
Base
System
Value
2
Binary
1000010001000110000001110000
3
Ternary
100122222122001222
4
Quaternary
20101012001300
5
Quinary
241001330424
6
Senary
21432444212
8
Octal
1021060160
10
Decimal
138698864
12
Duodecimal
3a549668
16
Hexadecimal
8446070
20
Vigesimal
236h734
36
Base36
2aksq8
md5
f2efdaa83eb2440ca71689b1783a5628
sha1
e5674f16b48c0c6897986a98a0b2aac1190f99de
sha256
05d20af9300bd980d86ade9fd4f626f6d197403d77a97d1d1552a8c496cbf50f
sha512
53ed1e8fba059da42d541a59c445fae4706768bd6e6ed7c8113a34954fcef0b5fac537cebf6d4ffe83dd820109ed03d62334e935406b4420a28e9e4838879ee7
ripemd-160
4b2cd53a6c6c233c33b7d8f64a70855027d70f8d
Diameter
277397728
Circumference
871470664.4073
Area
6.0435995581309E+16
Volume
1.1176538575782E+25
Surface area
2.4174398232524E+17
Circumference
871470664.4073
Perimeter
554795456
Area
19237374874890496
Diagonal
196149814.55454
Surface area
115424249249342976
Volume
2.6682020414895E+24
Space diagonal
240233479.40009
Perimeter
416096592
Area
8.3300276718898E+15
Altitude
120116739.70004
Surface area
8.3300276718898E+15
Volume
3.144506261855E+23
Height
65383271.51818