138285220 is an even 9-digits composite number following 138285219
and preceding 138285221 . In scientific notation, it is written as 1.38285220 × 10^8.
The sum of its digits is 31. It has a total of 5 prime factors and 24 positive divisors.
There are 54877536 positive integers (up to 138285220) that are relatively prime to 138285220.
138285220 has 24 divisors, whose sum is 292690944
The reverse of 138285220 is 022582831
Previous prime number is 127
Is Prime? no Number parity even Number length 9 Sum of Digits 31 Digital Root 4
Name
one hundred thirty-eight million two hundred eighty-five thousand two hundred twenty
Scientific notation
1.38285220 × 10^8
Engineering notation
1.38285220 × 10^6
Prime Factorization
2 × 2 × 5 × 127 × 54443
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
69142610 Product of the distinct prime numbers
The prime factorization of 138285220 is 2 × 2 × 5 × 127 × 54443.
Since it has a total of 5 prime factors.
3 , 9 , 71 , 55 , 954 , 425 , 5428 , 2529 , 1021 , 40109 , 807476 , 110649 , 2348690 , 6818402 , 65582861 , 44380519 , 748543339 , 516024947 , 4847624576 , 8162941697
n×2
276570440
n×3
414855660
n×4
553140880
n×5
691426100
n÷2
69142610
n÷3
46095073.333333
n÷3
34571305
n÷5
27657044
n2
19122802070448400
n3
2.6444008913284E+24
n4
3.6568155902555E+32
n5
5.0568354839791E+40
2 √n11759.473627676
3 √n517.12069882282
4 √n108.44110672469
5 √n42.4771287645
1 , 2 , 4 , 5 , 10 , 20 , 127 , 254 , 508 , 635 , 1270 , 2540 , 54443 , 108886 , 217772 , 272215 , 544430 , 1088860 , 6914261 , 13828522 , 27657044 , 34571305 , 69142610 , 138285220
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-138285219 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138285220 can be divided by 24 positive divisors.
The sum of these divisors (counting 138285220) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000001111100001000010100100
3
Ternary
100122012121122211
4
Quaternary
20033201002210
5
Quinary
240400111340
6
Senary
21415533204
8
Octal
1017410244
10
Decimal
138285220
12
Duodecimal
3a38a204
16
Hexadecimal
83e10a4
20
Vigesimal
2345d10
36
Base36
2abxk4
md5
a6fd2d47ae532e1306cce8a98a9fe016
sha1
587b71bd60c47bee5833eb314ee073facc453116
sha256
169e1d61627d4cd1206af4644e8e8834ddc5c603f1a2dd5327296758ab30c0ba
sha512
28c97bf65ea53e7e62d877df70cf1edc0f7bfa06437b48726908ba37f1895e4fa4062bc78970be802b424666ff2fa6e6cec6e37587b2e9b0ccc5edf271b8d18c
ripemd-160
10f2f714109b4e98bf2dd03e23afa3b5e3caa023
Diameter
276570440
Circumference
868871662.5041
Area
6.0076054500572E+16
Volume
1.1076840551125E+25
Surface area
2.4030421800229E+17
Circumference
868871662.5041
Perimeter
553140880
Area
19122802070448400
Diagonal
195564833.59975
Surface area
114736812422690400
Volume
2.6444008913284E+24
Space diagonal
239517026.97584
Perimeter
414855660
Area
8.280416192275E+15
Altitude
119758513.48792
Surface area
8.280416192275E+15
Volume
3.1164563373901E+23
Height
65188277.866582