30702987 is an odd 8-digits composite number following 30702986
and preceding 30702988 . In scientific notation, it is written as 3.0702987 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 17544528 positive integers (up to 30702987) that are relatively prime to 30702987.
30702987 has 4 divisors, whose sum is 31190400
The reverse of 30702987 is 78920703
Previous prime number is 63
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty million seven hundred two thousand nine hundred eighty-seven
Scientific notation
3.0702987 × 10^7
Engineering notation
3.0702987 × 10^6
Prime Factorization
63 × 487349
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30702987
Product of the distinct prime numbers
The prime factorization of 30702987 is 63 × 487349.
Since it has a total of 2 prime factors.
8 , 10 , 4 , 61 , 570 , 492 , 4303 , 301 , 34035 , 46531 , 609441 , 280611 , 5614381 , 4459352 , 40580603 , 34388755 , 248119742 , 863616823 , 2520666273 , 4778372060
n×2
61405974
n×3
92108961
n×4
122811948
n×5
153514935
n÷2
15351493.5
n÷3
10234329
n÷3
7675746.75
n÷5
6140597.4
n2
942673410722169
n3
2.8942889474648E+22
n4
8.8863315928257E+29
n5
2.7283692337222E+37
2 √n
5541.0276122755
3 √n
313.13158495481
4 √n
74.438079047458
5 √n
31.436640290076
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
-30702986
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 30702987 can be divided by 4 positive divisors.
The sum of these divisors (counting 30702987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101000111110110001011
3
Ternary
2010202212120200
4
Quaternary
1311013312023
5
Quinary
30324443422
6
Senary
3014023243
8
Octal
165076613
10
Decimal
30702987
12
Duodecimal
a347b23
16
Hexadecimal
1d47d8b
20
Vigesimal
9bhh97
36
Base36
ia2kr
md5
0667fc535cedd6a15ddb143162891cd6
sha1
c495a689b153d9176b4f7138f1cdc4e7fde5c9b2
sha256
878f6c81b404825eea6fb90421ae30aa87a9eaa400c13609ea3e29bff27b19e8
sha512
4db5b683df42fa516098f7760d931695358e285977ceb1563026c75876d96f5551dbc9fdc2506be9d5e0117a1147c85c5b1e3ccfd6c025161a5706ad1d4c8bb8
ripemd-160
deef46ed6aa1a015556a6cdc884dafd4eaeb3d67
Diameter
61405974
Circumference
192912556.80493
Area
2.9614958618592E+15
Volume
1.2123569192962E+23
Surface area
1.1845983447437E+16
Circumference
192912556.80493
Perimeter
122811948
Area
942673410722169
Diagonal
43420580.620765
Surface area
5656040464333014
Volume
2.8942889474648E+22
Space diagonal
53179133.428127
Perimeter
92108961
Area
4.0818956057876E+14
Altitude
26589566.714063
Surface area
4.0818956057876E+14
Volume
3.4109522357761E+21
Height
14473526.873588