2738991721 is an odd 10-digits composite number following 2738991720
and preceding 2738991722 . In scientific notation, it is written as 2.738991721 × 10^9.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 2592133488 positive integers (up to 2738991721) that are relatively prime to 2738991721.
2738991721 has 8 divisors, whose sum is 2886150080
The reverse of 2738991721 is 1271998372
Previous prime number is 967
Is Prime? no Number parity odd Number length 10 Sum of Digits 49 Digital Root 4
Name
two billion seven hundred thirty-eight million nine hundred ninety-one thousand seven hundred twenty-one
Scientific notation
2.738991721 × 10^9
Engineering notation
2.738991721 × 10^9
Prime Factorization
19 × 967 × 149077
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
2738991721 Product of the distinct prime numbers
The prime factorization of 2738991721 is 19 × 967 × 149077.
Since it has a total of 3 prime factors.
9 , 8 , 42 , 37 , 92 , 628 , 5458 , 9634 , 23721 , 87091 , 291165 , 657304 , 6236838 , 5235743 , 11771876 , 25992902 , 899534512 , 909976729 , 6755115347 , 990908398
n×2
5477983442
n×3
8216975163
n×4
10955966884
n×5
13694958605
n÷2
1369495860.5
n÷3
912997240.33333
n÷3
684747930.25
n÷5
547798344.2
n2
7502075647706541841
n3
2.0548123089384E+28
n4
5.6281139023912E+37
n5
1.5415357383494E+47
2 √n52335.377336941
3 √n1399.1477331483
4 √n228.76926659178
5 √n77.182376008045
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
-2738991720 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 2738991721 can be divided by 8 positive divisors.
The sum of these divisors (counting 2738991721) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011010000011011001001101001
3
Ternary
21001212220012021211
4
Quaternary
2203100123021221
5
Quinary
21102140213341
6
Senary
1131442033121
8
Octal
24320331151
10
Decimal
2738991721
12
Duodecimal
6453487a1
16
Hexadecimal
a341b269
20
Vigesimal
22fidj61
36
Base36
19aq3jd
md5
de8ce0b9e8bd16521b98bc2fa26d6ce0
sha1
70d5757356083a86b5d55c6afb6921b496e7c8df
sha256
e8aab90e685c64e5e5b6bedc2e80f487f247dfe4987bef6d4ef52b6cbb661ae1
sha512
6bca9200e355b238e9eb9476657b37e4b341e24c62ae2261335e2d1af4115c7545cabf00c5ac3104f07b84217e20ea0db8563c377f320ccc20cd1b23ae7f67a9
ripemd-160
c13d9f4344cf036af4f2fb75f3f24d1b13c4ae3a
Diameter
5477983442
Circumference
17209592537.874
Area
2.356846574151E+19
Volume
8.6071776723556E+28
Surface area
9.4273862966039E+19
Circumference
17209592537.874
Perimeter
10955966884
Area
7502075647706541841
Diagonal
3873519239.0658
Surface area
4.5012453886239E+19
Volume
2.0548123089384E+28
Space diagonal
4744072822.2825
Perimeter
8216975163
Area
3.2484940460132E+18
Altitude
2372036411.1413
Surface area
3.2484940460132E+18
Volume
2.4216195295265E+27
Height
1291173079.6886