2489742731 is an odd 10-digits composite number following 2489742730
and preceding 2489742732 . In scientific notation, it is written as 2.489742731 × 10^9.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 2124744768 positive integers (up to 2489742731) that are relatively prime to 2489742731.
2489742731 has 8 divisors, whose sum is 2857847520
The reverse of 2489742731 is 1372479842
Previous prime number is 229
Is Prime? no Number parity odd Number length 10 Sum of Digits 47 Digital Root 2
Name
two billion four hundred eighty-nine million seven hundred forty-two thousand seven hundred thirty-one
Scientific notation
2.489742731 × 10^9
Engineering notation
2.489742731 × 10^9
Prime Factorization
7 × 229 × 1553177
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
2489742731 Product of the distinct prime numbers
The prime factorization of 2489742731 is 7 × 229 × 1553177.
Since it has a total of 3 prime factors.
8 , 1 , 99 , 1 , 843 , 763 , 6899 , 7002 , 52173 , 58773 , 244401 , 49891 , 3338446 , 190034 , 10769412 , 71585070 , 339917024 , 796147427 , 1844431477 , 4719712021
n×2
4979485462
n×3
7469228193
n×4
9958970924
n×5
12448713655
n÷2
1244871365.5
n÷3
829914243.66667
n÷3
622435682.75
n÷5
497948546.2
n2
6198818866567338361
n3
1.5433464213822E+28
n4
3.8425355340511E+37
n5
9.566924914513E+46
2 √n49897.321882041
3 √n1355.3500964892
4 √n223.37708450519
5 √n75.723537561959
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
-2489742730 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 2489742731 can be divided by 8 positive divisors.
The sum of these divisors (counting 2489742731) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100011001100111010110001011
3
Ternary
20102111220000221202
4
Quaternary
2110121213112023
5
Quinary
20044333231411
6
Senary
1051015454415
8
Octal
22431472613
10
Decimal
2489742731
12
Duodecimal
59598740b
16
Hexadecimal
9466758b
20
Vigesimal
1ii0hggb
36
Base36
156btsb
md5
3714389d8b98aca8c606ca4dec137c91
sha1
7c01f91935fc5d4631f84f7d75fe9108f4d9458f
sha256
174f361e658f84c330aa354ff0371a69cf2343144d628f56f582c60703169ddd
sha512
17830450840411b251ec29b08c23a5150d4bb1e810df91e6585c50906633acc8b1369c63afc325427aeb157b1672683530fb38cf1ceb57f25ed988b7399fa598
ripemd-160
ff4f40d601ce0c99289e8666a76252d4cd48f0a0
Diameter
4979485462
Circumference
15643514946.076
Area
1.9474163812142E+19
Volume
6.4647543724778E+28
Surface area
7.7896655248567E+19
Circumference
15643514946.076
Perimeter
9958970924
Area
6198818866567338361
Diagonal
3521027937
Surface area
3.7192913199404E+19
Volume
1.5433464213822E+28
Space diagonal
4312360907.8673
Perimeter
7469228193
Area
2.6841673059528E+18
Altitude
2156180453.9336
Surface area
2.6841673059528E+18
Volume
1.8188512004655E+27
Height
1173675979