1949988049 is an odd 10-digits composite number following 1949988048
and preceding 1949988050 . In scientific notation, it is written as 1.949988049 × 10^9.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 1931696400 positive integers (up to 1949988049) that are relatively prime to 1949988049.
1949988049 has 8 divisors, whose sum is 1968341760
The reverse of 1949988049 is 9408899491
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 61
Digital Root 7
Name
one billion nine hundred forty-nine million nine hundred eighty-eight thousand forty-nine
Scientific notation
1.949988049 × 10^9
Engineering notation
1.949988049 × 10^9
Prime Factorization
139 × 461 × 30431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1949988049
Product of the distinct prime numbers
The prime factorization of 1949988049 is 139 × 461 × 30431.
Since it has a total of 3 prime factors.
4 , 1 , 83 , 5 , 905 , 304 , 4205 , 5746 , 47536 , 33675 , 795663 , 517068 , 8254755 , 8115762 , 38512027 , 39985910 , 778428441 , 43240875 , 4400109617 , 595515053
n×2
3899976098
n×3
5849964147
n×4
7799952196
n×5
9749940245
n÷2
974994024.5
n÷3
649996016.33333
n÷3
487497012.25
n÷5
389997609.8
n2
3802453391242826401
n3
7.414738669803E+27
n4
1.4458651792574E+37
n5
2.8194198200172E+46
2 √n
44158.669013004
3 √n
1249.3304251864
4 √n
210.13964169809
5 √n
72.111808918508
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
-1949988048
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 1949988049 can be divided by 8 positive divisors.
The sum of these divisors (counting 1949988049) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100001110100111010011010001
3
Ternary
12000220020122201121
4
Quaternary
1310032213103101
5
Quinary
12443144104144
6
Senary
521255002241
8
Octal
16416472321
10
Decimal
1949988049
12
Duodecimal
465069381
16
Hexadecimal
743a74d1
20
Vigesimal
1a978a29
36
Base36
w8z0ep
md5
928b78c589e2584179d4f8c7bc12feb2
sha1
1deb8151de2afeda18707078c378544c4aed11f8
sha256
71955575de62c2e07991edca730bcdd4046c7d60d2f3481b3b35c2dcaabc1c33
sha512
0792d27ffc430c585d42ea9ff29fe183d761dfe7bcbd10e0eeb5e6401e091fa8efe473492f42eba96fe7e3d8ca0a3d1701c1d4b3dabb6a939e237c138037844d
ripemd-160
2afb2835608db844ac5579844b37de2f89807a32
Diameter
3899976098
Circumference
12252136258.653
Area
1.1945759639546E+19
Volume
3.1058784711122E+28
Surface area
4.7783038558184E+19
Circumference
12252136258.653
Perimeter
7799952196
Area
3802453391242826401
Diagonal
2757699545.3613
Surface area
2.2814720347457E+19
Volume
7.414738669803E+27
Space diagonal
3377478375.0201
Perimeter
5849964147
Area
1.6465106167613E+18
Altitude
1688739187.5101
Surface area
1.6465106167613E+18
Volume
8.7383533235731E+26
Height
919233181.78708