83999721 is an odd 8-digits composite number following 83999720
and preceding 83999722 . In scientific notation, it is written as 8.3999721 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 51692112 positive integers (up to 83999721) that are relatively prime to 83999721.
83999721 has 4 divisors, whose sum is 86153600
The reverse of 83999721 is 12799938
Previous prime number is 39
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
eighty-three million nine hundred ninety-nine thousand seven hundred twenty-one
Scientific notation
8.3999721 × 10^7
Engineering notation
8.3999721 × 10^6
Prime Factorization
39 × 2153839
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
83999721
Product of the distinct prime numbers
The prime factorization of 83999721 is 39 × 2153839.
Since it has a total of 2 prime factors.
5 , 4 , 39 , 81 , 274 , 922 , 650 , 4479 , 65955 , 59153 , 619993 , 57241 , 3488296 , 7790123 , 79309583 , 18724889 , 710335157 , 454936684 , 2099493968 , 4888855328
n×2
167999442
n×3
251999163
n×4
335998884
n×5
419998605
n÷2
41999860.5
n÷3
27999907
n÷3
20999930.25
n÷5
16799944.2
n2
7055953128077841
n3
5.9269809414762E+23
n4
4.9786474545631E+31
n5
4.1820499714066E+39
2 √n
9165.1361692012
3 √n
437.95142911292
4 √n
95.734717679644
5 √n
38.446390142147
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83999720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83999721 can be divided by 4 positive divisors.
The sum of these divisors (counting 83999721) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000000011011101111101001
3
Ternary
12212001121221210
4
Quaternary
11000123233221
5
Quinary
133000442341
6
Senary
12200223333
8
Octal
500335751
10
Decimal
83999721
12
Duodecimal
2416ab49
16
Hexadecimal
501bbe9
20
Vigesimal
164jj61
36
Base36
1e0ell
md5
5428e029221ba36bec97b0864b3a04b9
sha1
d3c3042c5211cc0b689e4fa79525790e0e4be308
sha256
d8c4a1133dba387cf94f4ca0ace52df1220176f3625345eedb8bc7ef67459cf6
sha512
a3474aceff3c5bc3ab63ccaeb0c4db9213d2c015db2ce8058d64ee90f69583374f03c8ff9a973a40405b8e89f21f8df555a1c8593bdc7a41461be06a6e54b0f2
ripemd-160
5885b38a45e7cc3f6a1152ee718bcace69533125
Diameter
167999442
Circumference
527785812.79438
Area
2.2166930511243E+16
Volume
2.4826879711611E+24
Surface area
8.8667722044973E+16
Circumference
527785812.79438
Perimeter
335998884
Area
7055953128077841
Diagonal
118793544.67376
Surface area
42335718768467046
Volume
5.9269809414762E+23
Space diagonal
145491784.59361
Perimeter
251999163
Area
3.0553173284138E+15
Altitude
72745892.296805
Surface area
3.0553173284138E+15
Volume
6.9850140261354E+22
Height
39597848.224585