30903970 is an even 8-digits composite number following 30903969
and preceding 30903971 . In scientific notation, it is written as 3.0903970 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 12361584 positive integers (up to 30903970) that are relatively prime to 30903970.
30903970 has 8 divisors, whose sum is 55627164
The reverse of 30903970 is 07930903
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
thirty million nine hundred three thousand nine hundred seventy
Scientific notation
3.0903970 × 10^7
Engineering notation
3.0903970 × 10^6
Prime Factorization
2 × 5 × 3090397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30903970
Product of the distinct prime numbers
The prime factorization of 30903970 is 2 × 5 × 3090397.
Since it has a total of 3 prime factors.
4 , 3 , 65 , 27 , 780 , 859 , 8343 , 4119 , 701 , 23950 , 793967 , 324036 , 7560741 , 9971976 , 40604596 , 68318018 , 380093823 , 8586206 , 3954537642 , 1334482264
n×2
61807940
n×3
92711910
n×4
123615880
n×5
154519850
n÷2
15451985
n÷3
10301323.333333
n÷3
7725992.5
n÷5
6180794
n2
955055361760900
n3
2.9515002248198E+22
n4
9.1213074402824E+29
n5
2.8188461149527E+37
2 √n
5559.133925352
3 √n
313.81335683428
4 √n
74.559599820225
5 √n
31.477690049827
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
-30903969
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 30903970 can be divided by 8 positive divisors.
The sum of these divisors (counting 30903970) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101111000111010100010
3
Ternary
2011011002021111
4
Quaternary
1311320322202
5
Quinary
30402411340
6
Senary
3022213534
8
Octal
165707242
10
Decimal
30903970
12
Duodecimal
a4242aa
16
Hexadecimal
1d78ea2
20
Vigesimal
9d2jia
36
Base36
iednm
md5
92aaede382b6e478307525e90cce535b
sha1
4c58741d0a76d10307e208496f4349e7873177a0
sha256
df43e76908b9840111e73412e40967cf38ac68c43b14eabdcb348493573953a9
sha512
d75d19e66514c70052417990463661d797b70abbd4a0b4c428962dda976e663c70f7b6aa03459c0f4e43f86ce0608b960398f31d4df13f627b3e5899e11cbfe6
ripemd-160
3f6abcf092ae6d67b49308cbb5d4a8c3c6978a38
Diameter
61807940
Circumference
194175370.23752
Area
3.0003949082796E+15
Volume
1.236321523115E+23
Surface area
1.2001579633118E+16
Circumference
194175370.23752
Perimeter
123615880
Area
955055361760900
Diagonal
43704813.505171
Surface area
5730332170565400
Volume
2.9515002248198E+22
Space diagonal
53527246.195584
Perimeter
92711910
Area
4.1355110265274E+14
Altitude
26763623.097792
Surface area
4.1355110265274E+14
Volume
3.4783763727395E+21
Height
14568271.16839