1997584991 is an odd 10-digits prime number following 1997584990
and preceding 1997584992 . In scientific notation, it is written as 1.997584991 × 10^9.
The sum of its digits is 62. It has a total of 1 prime factors and 2 positive divisors.
There are 1997584990 positive integers (up to 1997584991) that are relatively prime to 1997584991.
1997584991 has 2 divisors, whose sum is 1997584992
The reverse of 1997584991 is 1994857991
Previous prime number is 1
Is Prime? yes Number parity odd Number length 10 Sum of Digits 62 Digital Root 8
Name
one billion nine hundred ninety-seven million five hundred eighty-four thousand nine hundred ninety-one
Scientific notation
1.997584991 × 10^9
Engineering notation
1.997584991 × 10^9
Prime Factorization
1997584991
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
1997584991 Product of the distinct prime numbers
The prime factorization of 1997584991 is 1997584991.
Since it has a total of 1 prime factors.
4 , 3 , 69 , 87 , 779 , 558 , 9978 , 2540 , 29741 , 37404 , 657316 , 705574 , 1844612 , 2444140 , 53784969 , 35972515 , 601228359 , 827659534 , 5883961683 , 1941428915
n×2
3995169982
n×3
5992754973
n×4
7990339964
n×5
9987924955
n÷2
998792495.5
n÷3
665861663.66667
n÷3
499396247.75
n÷5
399516998.2
n2
3990345796268470081
n3
7.9710548715258E+27
n4
1.5922859573797E+37
n5
3.1807265298418E+46
2 √n44694.350772777
3 √n1259.4137255288
4 √n211.41038473258
5 √n72.460454413312
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
1997584992 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
998792496 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
44694.350783964 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999989988 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1997584991 can be divided by 2 positive divisors.
The sum of these divisors (counting 1997584991) is 1997584992, the average is 998792496.
Base
System
Value
2
Binary
1110111000100001011101001011111
3
Ternary
12011012210211110022
4
Quaternary
1313010023221133
5
Quinary
13042340204431
6
Senary
530115102355
8
Octal
16704135137
10
Decimal
1997584991
12
Duodecimal
478ba19bb
16
Hexadecimal
7710ba5f
20
Vigesimal
1b44i29b
36
Base36
x1b6fz
md5
4342bb70ab40baca60bca367f4b04e7c
sha1
7e080a2e230268c7990ce91b37179f09db9d7c48
sha256
e10caf2687b6baa1387da331e95bdc7da364c775c55c590e8665325c9c8a6f22
sha512
47aa686950cb5c5805847e9f9e019ea2627eb6c6e078b06646676d3d40a9bc6fac2100b38bd8987cf167ac64251547da7d33d9007ee78852551d99a4355a5267
ripemd-160
cb18e2bae0599a240355e390b6b1448ceda12272
Diameter
3995169982
Circumference
12551196665.294
Area
1.253604103884E+19
Volume
3.3389076567662E+28
Surface area
5.014416415536E+19
Circumference
12551196665.294
Perimeter
7990339964
Area
3990345796268470081
Diagonal
2825011786.2651
Surface area
2.3942074777611E+19
Volume
7.9710548715258E+27
Space diagonal
3459918696.849
Perimeter
5992754973
Area
1.7278704147265E+18
Altitude
1729959348.4245
Surface area
1.7278704147265E+18
Volume
9.3939782547766E+26
Height
941670595.42171