1388021229 is an odd 10-digits composite number following 1388021228
and preceding 1388021230 . In scientific notation, it is written as 1.388021229 × 10^9.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 765803808 positive integers (up to 1388021229) that are relatively prime to 1388021229.
1388021229 has 8 divisors, whose sum is 1470833408
The reverse of 1388021229 is 9221208831
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 36
Digital Root 9
Name
one billion three hundred eighty-eight million twenty-one thousand two hundred twenty-nine
Scientific notation
1.388021229 × 10^9
Engineering notation
1.388021229 × 10^9
Prime Factorization
87 × 21 × 759727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1388021229
Product of the distinct prime numbers
The prime factorization of 1388021229 is 87 × 21 × 759727.
Since it has a total of 3 prime factors.
9 , 1 , 87 , 4 , 668 , 609 , 8790 , 7303 , 28036 , 98775 , 613398 , 872622 , 7839848 , 6742025 , 27550936 , 64386045 , 50681795 , 199155608 , 6940088854 , 9522843381
n×2
2776042458
n×3
4164063687
n×4
5552084916
n×5
6940106145
n÷2
694010614.5
n÷3
462673743
n÷3
347005307.25
n÷5
277604245.8
n2
1926602932154670441
n3
2.6741657696843E+27
n4
3.711798858187E+36
n5
5.1520556129415E+45
2 √n
37256.156927413
3 √n
1115.4891990246
4 √n
193.0185403722
5 √n
67.37196613752
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
-1388021228
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 1388021229 can be divided by 8 positive divisors.
The sum of these divisors (counting 1388021229) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101110111000010111101101
3
Ternary
10120201210210011200
4
Quaternary
1102232320113231
5
Quinary
10320313134404
6
Senary
345422040113
8
Octal
12256702755
10
Decimal
1388021229
12
Duodecimal
328a19039
16
Hexadecimal
52bb85ed
20
Vigesimal
11df2d19
36
Base36
mye419
md5
fc65d7c065e6a77703d2ba6416c30e80
sha1
d72dc14531537a1d43ca54ca1d9616e8421717df
sha256
981dd524acd5cdc8e0c0e79220e4a0aeabe9dabef35fd3e0d8b74f2a5eda44d9
sha512
e75498e5837ada9a6ee13a9417585592371b0d1e64cae4e38efd32e60c22a859bb458d6dbbecd8817a10ded2d3e9479658dc0ddcb32988bc950894f80ec31511
ripemd-160
5bdced3fd927e0ca277a5b1a27b8d1c80415349b
Diameter
2776042458
Circumference
8721194592.1062
Area
6.0526016180417E+18
Volume
1.1201519382029E+28
Surface area
2.4210406472167E+19
Circumference
8721194592.1062
Perimeter
5552084916
Area
1926602932154670441
Diagonal
1962958446.9136
Surface area
1.1559617592928E+19
Volume
2.6741657696843E+27
Space diagonal
2404123290.6122
Perimeter
4164063687
Area
8.3424354112577E+17
Altitude
1202061645.3061
Surface area
8.3424354112577E+17
Volume
3.1515345829346E+26
Height
654319482.30452