30687078 is an even 8-digits composite number following 30687077
and preceding 30687079 . In scientific notation, it is written as 3.0687078 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 10229024 positive integers (up to 30687078) that are relatively prime to 30687078.
30687078 has 8 divisors, whose sum is 61374168
The reverse of 30687078 is 87078603
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirty million six hundred eighty-seven thousand seventy-eight
Scientific notation
3.0687078 × 10^7
Engineering notation
3.0687078 × 10^6
Prime Factorization
2 × 3 × 5114513
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30687078
Product of the distinct prime numbers
The prime factorization of 30687078 is 2 × 3 × 5114513.
Since it has a total of 3 prime factors.
6 , 9 , 25 , 39 , 723 , 820 , 9784 , 8896 , 90968 , 49151 , 769178 , 507502 , 8476688 , 9400795 , 29833292 , 6324918 , 521252437 , 76425070 , 8021994982 , 185402951
n×2
61374156
n×3
92061234
n×4
122748312
n×5
153435390
n÷2
15343539
n÷3
10229026
n÷3
7671769.5
n÷5
6137415.6
n2
941696756178084
n3
2.8897921809184E+22
n4
8.8679278059633E+29
n5
2.7213079227996E+37
2 √n
5539.5918622223
3 √n
313.07749172653
4 √n
74.428434500682
5 √n
31.433381784965
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
-30687077
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 30687078 can be divided by 8 positive divisors.
The sum of these divisors (counting 30687078) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101000011111101100110
3
Ternary
2010202001202110
4
Quaternary
1311003331212
5
Quinary
30323441303
6
Senary
3013421450
8
Octal
165037546
10
Decimal
30687078
12
Duodecimal
a33a886
16
Hexadecimal
1d43f66
20
Vigesimal
9bfhdi
36
Base36
i9qau
md5
342ec886581283b04ef9d219707237d5
sha1
7a837bfa81bb2d1ae3032c1808a7e7af3fc3d274
sha256
58551fed287a1cb92b5dba22315367ebd2514930b16029a04a6d9718e595bb2f
sha512
f3c99404f16c7faa7aeab945e0e278573daf017bc2297d1b4e3675bfb8f7161c15f48a09f027d01d6526870e87aba07de9f641ff7dabea042da8e6149e971ca1
ripemd-160
a96cd6a340cb11004483f1aa1438c1d81717c452
Diameter
61374156
Circumference
192812597.60987
Area
2.9584276111184E+15
Volume
1.2104733181299E+23
Surface area
1.1833710444474E+16
Circumference
192812597.60987
Perimeter
122748312
Area
941696756178084
Diagonal
43398081.897201
Surface area
5650180537068504
Volume
2.8897921809184E+22
Space diagonal
53151578.231829
Perimeter
92061234
Area
4.0776665675581E+14
Altitude
26575789.115915
Surface area
4.0776665675581E+14
Volume
3.4056527455788E+21
Height
14466027.299067