1999897813 is an odd 10-digits composite number following 1999897812
and preceding 1999897814 . In scientific notation, it is written as 1.999897813 × 10^9.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 1959953424 positive integers (up to 1999897813) that are relatively prime to 1999897813.
1999897813 has 8 divisors, whose sum is 2039927328
The reverse of 1999897813 is 3187989991
Previous prime number is 907
Is Prime? no Number parity odd Number length 10 Sum of Digits 64 Digital Root 1
Name
one billion nine hundred ninety-nine million eight hundred ninety-seven thousand eight hundred thirteen
Scientific notation
1.999897813 × 10^9
Engineering notation
1.999897813 × 10^9
Prime Factorization
53 × 907 × 41603
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1999897813 Product of the distinct prime numbers
The prime factorization of 1999897813 is 53 × 907 × 41603.
Since it has a total of 3 prime factors.
9 , 7 , 67 , 7 , 231 , 289 , 4882 , 6513 , 71645 , 84892 , 181054 , 157453 , 4124557 , 3905048 , 76033953 , 98964471 , 663835121 , 99086320 , 38585237 , 1841469175
n×2
3999795626
n×3
5999693439
n×4
7999591252
n×5
9999489065
n÷2
999948906.5
n÷3
666632604.33333
n÷3
499974453.25
n÷5
399979562.6
n2
3999591262442182969
n3
7.998773818652E+27
n4
1.5996730266604E+37
n5
3.1991825875332E+46
2 √n44720.21705001
3 √n1259.899591604
4 √n211.47155139642
5 √n72.477225722038
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
-1999897812 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 1999897813 can be divided by 8 positive divisors.
The sum of these divisors (counting 1999897813) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111001101000000010011010101
3
Ternary
12011101011100001101
4
Quaternary
1313031000103111
5
Quinary
13043433212223
6
Senary
530240430101
8
Octal
16715002325
10
Decimal
1999897813
12
Duodecimal
479918331
16
Hexadecimal
773404d5
20
Vigesimal
1b4j74ad
36
Base36
x2or11
md5
27327b79f1fc34ca26baf44f85fd048f
sha1
1a116033755393c119e2d103e027181c70ab1805
sha256
efc62aab4aeb65971af1ef436060ad7db5f8192d7f5f6f5811a66c75ad148bf0
sha512
ec2de1e868d3a7dae3a37e1e3ed337532f0889aea56733e081952d58138671d49f08845dcec6729f737f55b061c39a36ba6f5a197877f45359d31abb3aec698d
ripemd-160
2f7d9cda14a9222e90fbc940e8f377f3b58f7056
Diameter
3999795626
Circumference
12565728554.502
Area
1.256508652745E+19
Volume
3.3505185421871E+28
Surface area
5.0260346109801E+19
Circumference
12565728554.502
Perimeter
7999591252
Area
3999591262442182969
Diagonal
2828282610.5049
Surface area
2.3997547574653E+19
Volume
7.998773818652E+27
Space diagonal
3463924622.0619
Perimeter
5999693439
Area
1.7318738190146E+18
Altitude
1731962311.0309
Surface area
1.7318738190146E+18
Volume
9.4266453472438E+26
Height
942760870.1683