7813438081 is an odd 10-digits prime number following 7813438080
and preceding 7813438082 . In scientific notation, it is written as 7.813438081 × 10^9.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 7813438080 positive integers (up to 7813438081) that are relatively prime to 7813438081.
7813438081 has 2 divisors, whose sum is 7813438082
The reverse of 7813438081 is 1808343187
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 10
Sum of Digits 43
Digital Root 7
Name
seven billion eight hundred thirteen million four hundred thirty-eight thousand eighty-one
Scientific notation
7.813438081 × 10^9
Engineering notation
7.813438081 × 10^9
Prime Factorization
7813438081
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
7813438081
Product of the distinct prime numbers
The prime factorization of 7813438081 is 7813438081.
Since it has a total of 1 prime factors.
6 , 2 , 78 , 76 , 984 , 324 , 9484 , 1510 , 76610 , 99345 , 382635 , 295507 , 5058560 , 6608225 , 44927657 , 72398194 , 608068538 , 918289425 , 8489453415 , 511157632
n×2
15626876162
n×3
23440314243
n×4
31253752324
n×5
39067190405
n÷2
3906719040.5
n÷3
2604479360.3333
n÷3
1953359520.25
n÷5
1562687616.2
n2
6.1049814645621E+19
n3
4.7700894659009E+29
n4
3.7270798682647E+39
n5
2.9121307773628E+49
2 √n
88393.654076523
3 √n
1984.3307310226
4 √n
297.31070292965
5 √n
95.184982626451
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
7813438082
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
3906719041
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
88393.654082179
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999999744
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7813438081 can be divided by 2 positive divisors.
The sum of these divisors (counting 7813438081) is 7813438082, the average is 3906719041.
Base
System
Value
2
Binary
111010001101101111001101010000001
3
Ternary
202011112100210001121
4
Quaternary
13101231321222001
5
Quinary
112000220004311
6
Senary
3331153032241
8
Octal
72155715201
10
Decimal
7813438081
12
Duodecimal
1620855681
16
Hexadecimal
1d1b79a81
20
Vigesimal
621djf41
36
Base36
3l7x3ep
md5
26160760f9a8d3cd794d0b18fd42e328
sha1
c5a05aabdf4b9ffb4952c0863d58cf34d40d539a
sha256
d6e47e24600b48b7ceef0d65cb71182f7e573cacfca3cb536c082c889dc46a6d
sha512
d9138e4b98db0fc13eb21246ea1b72d2941c5bf8670933e629258ac325f4b123ada7adbb6958c1c857794a25bc73959a0ee5bce1aed60e92aa2bae615d1850b0
ripemd-160
0c0e5f2383c10edfc5ab10412eab53d0598c4d7b
Diameter
15626876162
Circumference
49093279349.097
Area
1.917936491937E+20
Volume
1.998090403072E+30
Surface area
7.6717459677481E+20
Circumference
49093279349.097
Perimeter
31253752324
Area
6.1049814645621E+19
Diagonal
11049870102.913
Surface area
3.6629888787373E+20
Volume
4.7700894659009E+29
Space diagonal
13533271738.085
Perimeter
23440314243
Area
2.643534518972E+19
Altitude
6766635869.0427
Surface area
2.643534518972E+19
Volume
5.6216043470084E+28
Height
3683290034.3042