1947994993 is an odd 10-digits composite number following 1947994992
and preceding 1947994994 . In scientific notation, it is written as 1.947994993 × 10^9.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 1628985120 positive integers (up to 1947994993) that are relatively prime to 1947994993.
1947994993 has 8 divisors, whose sum is 2280579840
The reverse of 1947994993 is 3994997491
Previous prime number is 41
Is Prime? no Number parity odd Number length 10 Sum of Digits 64 Digital Root 1
Name
one billion nine hundred forty-seven million nine hundred ninety-four thousand nine hundred ninety-three
Scientific notation
1.947994993 × 10^9
Engineering notation
1.947994993 × 10^9
Prime Factorization
7 × 41 × 6787439
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1947994993 Product of the distinct prime numbers
The prime factorization of 1947994993 is 7 × 41 × 6787439.
Since it has a total of 3 prime factors.
2 , 10 , 13 , 6 , 139 , 660 , 2358 , 7136 , 47242 , 51052 , 285485 , 103149 , 938897 , 5274784 , 97434576 , 68103058 , 8662183 , 503402216 , 2958540369 , 5946464636
n×2
3895989986
n×3
5843984979
n×4
7791979972
n×5
9739974965
n÷2
973997496.5
n÷3
649331664.33333
n÷3
486998748.25
n÷5
389598998.6
n2
3794684492753070049
n3
7.3920263918977E+27
n4
1.4399630399541E+37
n5
2.8050407919356E+46
2 √n44136.096259185
3 √n1248.9046389343
4 √n210.08592589506
5 √n72.097061990348
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
-1947994992 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 1947994993 can be divided by 8 positive divisors.
The sum of these divisors (counting 1947994993) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100000111000000101101110001
3
Ternary
12000202111101202201
4
Quaternary
1310013000231301
5
Quinary
12442141314433
6
Senary
521144143201
8
Octal
16407005561
10
Decimal
1947994993
12
Duodecimal
464467b01
16
Hexadecimal
741c0b71
20
Vigesimal
1a8ej79d
36
Base36
w7sak1
md5
4fa6f81d62389dc3dd4008614d8c2a9e
sha1
8a7d8c9dd0e34de91152b4b90c4f61bac090edda
sha256
5912a25e0ead95965aaff649bf737007639566821ea9130d69389204aed032ac
sha512
50ccde571f60f0badcee8770f546f465b32cf88eed333ea1964effee8864aad3e1f215c754d551c3dfe9c2d6119469efbf69e064768813e8bec17e4c5395f133
ripemd-160
fe30077f2d9d736782a188fb30b3baee5fec0322
Diameter
3895989986
Circumference
12239613518.477
Area
1.1921352925124E+19
Volume
3.0963647743904E+28
Surface area
4.7685411700497E+19
Circumference
12239613518.477
Perimeter
7791979972
Area
3794684492753070049
Diagonal
2754880938.5355
Surface area
2.2768106956518E+19
Volume
7.3920263918977E+27
Space diagonal
3374026300.7658
Perimeter
5843984979
Area
1.6431465850355E+18
Altitude
1687013150.3829
Surface area
1.6431465850355E+18
Volume
8.711586647368E+26
Height
918293646.17849