30797979 is an odd 8-digits composite number following 30797978
and preceding 30797980 . In scientific notation, it is written as 3.0797979 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 20412960 positive integers (up to 30797979) that are relatively prime to 30797979.
30797979 has 8 divisors, whose sum is 41302032
The reverse of 30797979 is 97979703
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
thirty million seven hundred ninety-seven thousand nine hundred seventy-nine
Scientific notation
3.0797979 × 10^7
Engineering notation
3.0797979 × 10^6
Prime Factorization
3 × 173 × 59341
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30797979
Product of the distinct prime numbers
The prime factorization of 30797979 is 3 × 173 × 59341.
Since it has a total of 3 prime factors.
10 , 10 , 56 , 79 , 87 , 341 , 9074 , 7388 , 4355 , 73100 , 582295 , 490828 , 1027400 , 9907448 , 84103277 , 89025979 , 494829291 , 703514143 , 3976234115 , 7786770623
n×2
61595958
n×3
92393937
n×4
123191916
n×5
153989895
n÷2
15398989.5
n÷3
10265993
n÷3
7699494.75
n÷5
6159595.8
n2
948515510484441
n3
2.9212360773074E+22
n4
8.9968167362956E+29
n5
2.7708377291128E+37
2 √n
5549.5926877565
3 √n
313.454185186
4 √n
74.495588377812
5 √n
31.456068631304
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
-30797978
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 30797979 can be divided by 8 positive divisors.
The sum of these divisors (counting 30797979) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101011111000010011011
3
Ternary
2010221200212220
4
Quaternary
1311133002123
5
Quinary
30341013404
6
Senary
3020035123
8
Octal
165370233
10
Decimal
30797979
12
Duodecimal
a392aa3
16
Hexadecimal
1d5f09b
20
Vigesimal
9c9eij
36
Base36
ic3vf
md5
0bf816f67d18af79ac05c681ee14e07c
sha1
217073612d5a39760aac6c3c05cd6b52f518b5f3
sha256
776b96de4be7d69f0b7461f77ac1ff805e8a366d274afdc77c63f27dbcbeda86
sha512
b7a839bc00ea4a5441c56a67beb74ce4a3f8c391523793535c2ea018854a846495af548ff169512146c2278746f8094f80966d8beb9212b77bc58b56f2597715
ripemd-160
b5983e42e591aedcf17adfaa160f8fe0d7f61c60
Diameter
61595958
Circumference
193509409.14363
Area
2.9798493595539E+15
Volume
1.2236445066494E+23
Surface area
1.1919397438216E+16
Circumference
193509409.14363
Perimeter
123191916
Area
948515510484441
Diagonal
43554919.595482
Surface area
5691093062906646
Volume
2.9212360773074E+22
Space diagonal
53343664.398439
Perimeter
92393937
Area
4.1071926398155E+14
Altitude
26671832.19922
Surface area
4.1071926398155E+14
Volume
3.4427097328514E+21
Height
14518306.531827