30992139 is an odd 8-digits composite number following 30992138
and preceding 30992140 . In scientific notation, it is written as 3.0992139 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 19111680 positive integers (up to 30992139) that are relatively prime to 30992139.
30992139 has 8 divisors, whose sum is 33278688
The reverse of 30992139 is 93129903
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty million nine hundred ninety-two thousand one hundred thirty-nine
Scientific notation
3.0992139 × 10^7
Engineering notation
3.0992139 × 10^6
Prime Factorization
25677 × 17 × 71
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30992139
Product of the distinct prime numbers
The prime factorization of 30992139 is 25677 × 17 × 71.
Since it has a total of 3 prime factors.
4 , 2 , 91 , 28 , 464 , 866 , 5605 , 28 , 14139 , 66543 , 333242 , 679806 , 9982065 , 8891226 , 49467995 , 72615598 , 388125899 , 643689574 , 2733602718 , 6309939213
n×2
61984278
n×3
92976417
n×4
123968556
n×5
154960695
n÷2
15496069.5
n÷3
10330713
n÷3
7748034.75
n÷5
6198427.8
n2
960512679795321
n3
2.9768342483479E+22
n4
9.2258460804759E+29
n5
2.8592870411871E+37
2 √n
5567.0583794316
3 √n
314.11150988329
4 √n
74.612722637843
5 √n
31.495630752132
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
-30992138
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 30992139 can be divided by 8 positive divisors.
The sum of these divisors (counting 30992139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110001110011100001011
3
Ternary
2011022120020000
4
Quaternary
1312032130023
5
Quinary
30413222024
6
Senary
3024134043
8
Octal
166163413
10
Decimal
30992139
12
Duodecimal
a467323
16
Hexadecimal
1d8e70b
20
Vigesimal
9de06j
36
Base36
ig9or
md5
f236a6aace847dba67181aa386a9a3cf
sha1
d6cd062591b7857bf8aafe9e00034bdff1b19379
sha256
4b258edcc35664e417fc42bc981e41045d3ee9cd18b4a532c43ebd754c2868cb
sha512
79261272428cec03f28e14a2c48fc1367bb4b9c678f71324b1aa79d2348564edb86002cdcb3342e2d7192a22c8a96129bff922a3af8ca46efe6cca60d1a525c9
ripemd-160
101fa0c86a9697c20b3ff6a67bd6707538b22848
Diameter
61984278
Circumference
194729352.40287
Area
3.0175395785248E+15
Volume
1.2469334140752E+23
Surface area
1.2070158314099E+16
Circumference
194729352.40287
Perimeter
123968556
Area
960512679795321
Diagonal
43829503.300752
Surface area
5763076078771926
Volume
2.9768342483479E+22
Space diagonal
53679959.383237
Perimeter
92976417
Area
4.1591419067991E+14
Altitude
26839979.691618
Surface area
4.1591419067991E+14
Volume
3.5082328057919E+21
Height
14609834.433584