30992021 is an odd 8-digits composite number following 30992020
and preceding 30992022 . In scientific notation, it is written as 3.0992021 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 29360844 positive integers (up to 30992021) that are relatively prime to 30992021.
30992021 has 4 divisors, whose sum is 32623200
The reverse of 30992021 is 12029903
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty million nine hundred ninety-two thousand twenty-one
Scientific notation
3.0992021 × 10^7
Engineering notation
3.0992021 × 10^6
Prime Factorization
19 × 1631159
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30992021
Product of the distinct prime numbers
The prime factorization of 30992021 is 19 × 1631159.
Since it has a total of 2 prime factors.
3 , 9 , 72 , 83 , 716 , 79 , 3022 , 4069 , 29840 , 14364 , 579567 , 916358 , 5486891 , 2916197 , 47250886 , 99124167 , 886026651 , 924690816 , 6645120797 , 3586680362
n×2
61984042
n×3
92976063
n×4
123968084
n×5
154960105
n÷2
15496010.5
n÷3
10330673.666667
n÷3
7748005.25
n÷5
6198404.2
n2
960505365664441
n3
2.9768002463285E+22
n4
9.2257055747018E+29
n5
2.8592326091098E+37
2 √n
5567.0477813649
3 √n
314.1111112316
4 √n
74.612651617302
5 √n
31.495606768695
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
-30992020
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 30992021 can be divided by 4 positive divisors.
The sum of these divisors (counting 30992021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110001110011010010101
3
Ternary
2011022120001122
4
Quaternary
1312032122111
5
Quinary
30413221041
6
Senary
3024133325
8
Octal
166163225
10
Decimal
30992021
12
Duodecimal
a467245
16
Hexadecimal
1d8e695
20
Vigesimal
9de011
36
Base36
ig9lh
md5
e63b4412f9606f4e269eded31f613bdd
sha1
5ec3289c98bc6840357ec49cb94e08b328b1d90a
sha256
0dc995b9dfd139fe69a085973df0bd5677de59700d7c0bab61077969a8528f03
sha512
e6597885ac3fad1977d5d701334c42d932b06bd7ddbffc979cda8cb6dbcdbf83ec319866a4c423a91fc871579ebeda33c39d872b44c04ecdb1d2879654877ec8
ripemd-160
90911c00ac24ad91b0cc6d31836dc493b81f831e
Diameter
61984042
Circumference
194728610.987
Area
3.017516600505E+15
Volume
1.2469191713427E+23
Surface area
1.207006640202E+16
Circumference
194728610.987
Perimeter
123968084
Area
960505365664441
Diagonal
43829336.423552
Surface area
5763032193986646
Volume
2.9768002463285E+22
Space diagonal
53679755.001242
Perimeter
92976063
Area
4.1591102356833E+14
Altitude
26839877.500621
Surface area
4.1591102356833E+14
Volume
3.5081927340278E+21
Height
14609778.807851