1947994997 is an odd 10-digits composite number following 1947994996
and preceding 1947994998 . In scientific notation, it is written as 1.947994997 × 10^9.
The sum of its digits is 68. It has a total of 3 prime factors and 8 positive divisors.
There are 1692375552 positive integers (up to 1947994997) that are relatively prime to 1947994997.
1947994997 has 8 divisors, whose sum is 2221243416
The reverse of 1947994997 is 7994997491
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 68
Digital Root 5
Name
one billion nine hundred forty-seven million nine hundred ninety-four thousand nine hundred ninety-seven
Scientific notation
1.947994997 × 10^9
Engineering notation
1.947994997 × 10^9
Prime Factorization
17 × 13 × 8814457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1947994997
Product of the distinct prime numbers
The prime factorization of 1947994997 is 17 × 13 × 8814457.
Since it has a total of 3 prime factors.
6 , 4 , 50 , 66 , 679 , 797 , 2397 , 3883 , 5244 , 87739 , 431781 , 52284 , 8830020 , 6524138 , 50585779 , 73846491 , 605072273 , 967917427 , 1351142333 , 1710927574
n×2
3895989994
n×3
5843984991
n×4
7791979988
n×5
9739974985
n÷2
973997498.5
n÷3
649331665.66667
n÷3
486998749.25
n÷5
389598999.4
n2
3794684508337030009
n3
7.3920264374339E+27
n4
1.4399630517813E+37
n5
2.8050408207348E+46
2 √n
44136.096304499
3 √n
1248.9046397892
4 √n
210.08592600291
5 √n
72.097062019956
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
-1947994996
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 1947994997 can be divided by 8 positive divisors.
The sum of these divisors (counting 1947994997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100000111000000101101110101
3
Ternary
12000202111101202212
4
Quaternary
1310013000231311
5
Quinary
12442141314442
6
Senary
521144143205
8
Octal
16407005565
10
Decimal
1947994997
12
Duodecimal
464467b05
16
Hexadecimal
741c0b75
20
Vigesimal
1a8ej79h
36
Base36
w7sak5
md5
7349541559724b1f25f0a2d4a36f3d22
sha1
5d2b71f49e8e7b74ba3159726fb9d54a2b45ae4d
sha256
ad4782209d3caa735854732c9c93704c0da5213da508d7c7c208cb62298c6788
sha512
c3b3914dc9947840a5d86086874c89b438c85a82b5e34424f98e53548cc853d4b1815d742c5550fafe11aec33a31a629681ef5776239ea77df3ea4c2e27ab054
ripemd-160
c723f4e3a37801976e43535e169deeef9c7c01f9
Diameter
3895989994
Circumference
12239613543.61
Area
1.1921352974083E+19
Volume
3.0963647934645E+28
Surface area
4.768541189633E+19
Circumference
12239613543.61
Perimeter
7791979988
Area
3794684508337030009
Diagonal
2754880944.1923
Surface area
2.2768107050022E+19
Volume
7.3920264374339E+27
Space diagonal
3374026307.694
Perimeter
5843984991
Area
1.6431465917836E+18
Altitude
1687013153.847
Surface area
1.6431465917836E+18
Volume
8.711586701033E+26
Height
918293648.06411