138242854 is an even 9-digits composite number following 138242853
and preceding 138242855 . In scientific notation, it is written as 1.38242854 × 10^8.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 69121426 positive integers (up to 138242854) that are relatively prime to 138242854.
138242854 has 4 divisors, whose sum is 207364284
The reverse of 138242854 is 458242831
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred thirty-eight million two hundred forty-two thousand eight hundred fifty-four
Scientific notation
1.38242854 × 10^8
Engineering notation
1.38242854 × 10^6
Prime Factorization
2 × 69121427
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138242854
Product of the distinct prime numbers
The prime factorization of 138242854 is 2 × 69121427.
Since it has a total of 2 prime factors.
7 , 10 , 47 , 97 , 217 , 442 , 1454 , 9776 , 54537 , 77517 , 1752 , 658609 , 44801 , 6207309 , 1949012 , 74423302 , 677570307 , 236939759 , 8839965801 , 362543014
n×2
276485708
n×3
414728562
n×4
552971416
n×5
691214270
n÷2
69121427
n÷3
46080951.333333
n÷3
34560713.5
n÷5
27648570.8
n2
19111086682065316
n3
2.6419711659701E+24
n4
3.6523363416941E+32
n5
5.0490939964372E+40
2 √n
11757.672133548
3 √n
517.06788389139
4 √n
108.43280008165
5 √n
42.474525729105
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138242853
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138242854 can be divided by 4 positive divisors.
The sum of these divisors (counting 138242854) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001111010110101100100110
3
Ternary
100122010110112201
4
Quaternary
20033112230212
5
Quinary
240342232404
6
Senary
21415005114
8
Octal
1017265446
10
Decimal
138242854
12
Duodecimal
3a36979a
16
Hexadecimal
83d6b26
20
Vigesimal
234072e
36
Base36
2ab0va
md5
8e39ed155f2a6d293f95270c24f33118
sha1
49ad6538504b2e8742ffaae085cfa0db392adf79
sha256
194574d507647cf2ea1391fed9ee9c6faeba68a7385b61f6657dc9842439e39a
sha512
fbcea180db39f10b5ee9ee8f8ba245149b47ecbe0600871fd4cd069d4088cf5ffb4d6bc4b4982e5b6e756e30876509f5eb8d394b9a6fa3b36b47c75ca673aea7
ripemd-160
8954a2014667e48aa94a50f0daa64db2ae0bef38
Diameter
276485708
Circumference
868605469.07537
Area
6.0039249522494E+16
Volume
1.1066662941344E+25
Surface area
2.4015699808998E+17
Circumference
868605469.07537
Perimeter
552971416
Area
19111086682065316
Diagonal
195504919.02796
Surface area
114666520092391896
Volume
2.6419711659701E+24
Space diagonal
239443646.91133
Perimeter
414728562
Area
8.2753432802975E+15
Altitude
119721823.45566
Surface area
8.2753432802975E+15
Volume
3.1135928785946E+23
Height
65168306.342655