7139891721 is an odd 10-digits composite number following 7139891720
and preceding 7139891722 . In scientific notation, it is written as 7.139891721 × 10^9.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 4750232480 positive integers (up to 7139891721) that are relatively prime to 7139891721.
7139891721 has 8 divisors, whose sum is 9539246304
The reverse of 7139891721 is 1271989317
Previous prime number is 491
Is Prime? no Number parity odd Number length 10 Sum of Digits 48 Digital Root 3
Name
seven billion one hundred thirty-nine million eight hundred ninety-one thousand seven hundred twenty-one
Scientific notation
7.139891721 × 10^9
Engineering notation
7.139891721 × 10^9
Prime Factorization
3 × 491 × 4847177
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
7139891721 Product of the distinct prime numbers
The prime factorization of 7139891721 is 3 × 491 × 4847177.
Since it has a total of 3 prime factors.
8 , 3 , 66 , 54 , 183 , 540 , 3184 , 4358 , 69039 , 86885 , 84208 , 258930 , 178218 , 6186960 , 73904875 , 43975510 , 851600184 , 491474301 , 358482060 , 3202637571
n×2
14279783442
n×3
21419675163
n×4
28559566884
n×5
35699458605
n÷2
3569945860.5
n÷3
2379963907
n÷3
1784972930.25
n÷5
1427978344.2
n2
5.0978053787604E+19
n3
3.6397778419081E+29
n4
2.5987619679719E+39
n5
1.8554879059972E+49
2 √n84497.879979323
3 √n1925.5902363664
4 √n290.68519050568
5 √n93.484223516266
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
-7139891720 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 7139891721 can be divided by 8 positive divisors.
The sum of these divisors (counting 7139891721) is 1, the average is 0.125.
Base
System
Value
2
Binary
110101001100100100001101000001001
3
Ternary
200102120222002011010
4
Quaternary
12221210201220021
5
Quinary
104110303013341
6
Senary
3140252354133
8
Octal
65144415011
10
Decimal
7139891721
12
Duodecimal
1473175949
16
Hexadecimal
1a9921a09
20
Vigesimal
5bb46961
36
Base36
3a2wnpl
md5
0c40b403bec3d7c9202292c2175d965c
sha1
16ed5b2bc16d897f02e5619868adfb204cb369a3
sha256
e1376c6d8bb0d10c62298d570ec8b497da8aaef71df295ed272671ecd3060c2c
sha512
a17c5755d3d5cf94cbf0cd6b772f7e36e07f891316467c9b64012281eca4c93ff93bf21e2d8dfd249b739ffa22ea4f072d87b01ea067d289b4877e3624cad2f9
ripemd-160
e7179f6c4cd5a5f18398d71053e00f1e346f4d76
Diameter
14279783442
Circumference
44861262756.24
Area
1.6015227927344E+20
Volume
1.5246265771783E+30
Surface area
6.4060911709377E+20
Circumference
44861262756.24
Perimeter
28559566884
Area
5.0978053787604E+19
Diagonal
10097331705.714
Surface area
3.0586832272563E+20
Volume
3.6397778419081E+29
Space diagonal
12366655221.312
Perimeter
21419675163
Area
2.2074144807777E+19
Altitude
6183327610.6562
Surface area
2.2074144807777E+19
Volume
4.2895193233762E+28
Height
3365777235.2379