1388013521 is an odd 10-digits composite number following 1388013520
and preceding 1388013522 . In scientific notation, it is written as 1.388013521 × 10^9.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 1375279344 positive integers (up to 1388013521) that are relatively prime to 1388013521.
1388013521 has 4 divisors, whose sum is 1400747700
The reverse of 1388013521 is 1253108831
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 32
Digital Root 5
Name
one billion three hundred eighty-eight million thirteen thousand five hundred twenty-one
Scientific notation
1.388013521 × 10^9
Engineering notation
1.388013521 × 10^9
Prime Factorization
109 × 12734069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1388013521
Product of the distinct prime numbers
The prime factorization of 1388013521 is 109 × 12734069.
Since it has a total of 2 prime factors.
7 , 1 , 20 , 19 , 611 , 811 , 1318 , 5786 , 97962 , 67091 , 635812 , 268917 , 8792836 , 4041240 , 32498107 , 73741661 , 37003555 , 324230788 , 8328765779 , 235226754
n×2
2776027042
n×3
4164040563
n×4
5552054084
n×5
6940067605
n÷2
694006760.5
n÷3
462671173.66667
n÷3
347003380.25
n÷5
277602704.2
n2
1926581534478817441
n3
2.6741212191655E+27
n4
3.7117164089948E+36
n5
5.1519125618023E+45
2 √n
37256.05348128
3 √n
1115.487134165
4 √n
193.01827240259
5 √n
67.37189131096
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
-1388013520
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 1388013521 can be divided by 4 positive divisors.
The sum of these divisors (counting 1388013521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010101110110110011111010001
3
Ternary
10120201210101121012
4
Quaternary
1102232312133101
5
Quinary
10320312413041
6
Senary
345421540305
8
Octal
12256663721
10
Decimal
1388013521
12
Duodecimal
328a14695
16
Hexadecimal
52bb67d1
20
Vigesimal
11df1dg1
36
Base36
mydy35
md5
53bba5bfa40468a4f0229d4160eee7d4
sha1
7d0ef8c8346986e0f5000038e07b9648ed9a2f61
sha256
ac164be63ecb5c700f23a8e4f58a4d685e0d5d9b894e066479ab920e23804008
sha512
adf410248ad87a55b6fd8631d704a585d5421d6acf220b49b68c9e730b2073237c99d09bc32411ce04d9361b2adf5b96cee821fe4bb2fb42e240c34f2d596b48
ripemd-160
05669cff642e8f4c855ade635478572073cbfff5
Diameter
2776027042
Circumference
8721146161.3138
Area
6.0525343952604E+18
Volume
1.1201332769252E+28
Surface area
2.4210137581042E+19
Circumference
8721146161.3138
Perimeter
5552054084
Area
1926581534478817441
Diagonal
1962947546.1554
Surface area
1.1559489206873E+19
Volume
2.6741212191655E+27
Space diagonal
2404109939.9646
Perimeter
4164040563
Area
8.3423427566033E+17
Altitude
1202054969.9823
Surface area
8.3423427566033E+17
Volume
3.1514820796446E+26
Height
654315848.71848