30478889 is an odd 8-digits composite number following 30478888
and preceding 30478890 . In scientific notation, it is written as 3.0478889 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 25568640 positive integers (up to 30478889) that are relatively prime to 30478889.
30478889 has 8 divisors, whose sum is 35574528
The reverse of 30478889 is 98887403
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
thirty million four hundred seventy-eight thousand eight hundred eighty-nine
Scientific notation
3.0478889 × 10^7
Engineering notation
3.0478889 × 10^6
Prime Factorization
47 × 7 × 92641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30478889
Product of the distinct prime numbers
The prime factorization of 30478889 is 47 × 7 × 92641.
Since it has a total of 3 prime factors.
5 , 7 , 64 , 1 , 424 , 77 , 192 , 2799 , 59367 , 50788 , 398131 , 266733 , 2229411 , 8457377 , 61044748 , 5013598 , 967910226 , 866623859 , 9708557154 , 2107314540
n×2
60957778
n×3
91436667
n×4
121915556
n×5
152394445
n÷2
15239444.5
n÷3
10159629.666667
n÷3
7619722.25
n÷5
6095777.8
n2
928962674674321
n3
2.8313750246542E+22
n4
8.6297165093807E+29
n5
2.6302417159088E+37
2 √n
5520.7688776112
3 √n
312.36788527411
4 √n
74.30187667624
5 √n
31.390615147808
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
-30478888
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 30478889 can be divided by 8 positive divisors.
The sum of these divisors (counting 30478889) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100010001001000101001
3
Ternary
2010100111011202
4
Quaternary
1310101020221
5
Quinary
30300311024
6
Senary
3005133545
8
Octal
164211051
10
Decimal
30478889
12
Duodecimal
a25a2b5
16
Hexadecimal
1d11229
20
Vigesimal
9a9h49
36
Base36
i59nt
md5
e78662695606ac9b0d2f9890f02e7be0
sha1
ce2d4761340a545cdc33f6636654009beea9831a
sha256
0cc1571706d8cbeb486a931b6355b6d96f5eee7a01f31bbebcffc40f0b9255d4
sha512
288d07fd3e2a0c509bfdbcaef7bbcd72311e26df21728016109c66053cb2aa759bb86888a68eb95ec4741af1750947b4f7a87182e627a242da64c38e371ec439
ripemd-160
f23a5c7b6d7aa5f1a7f1045ebf93c883bf4d278c
Diameter
60957778
Circumference
191504507.54396
Area
2.918422314216E+15
Volume
1.1860035969348E+23
Surface area
1.1673689256864E+16
Circumference
191504507.54396
Perimeter
121915556
Area
928962674674321
Diagonal
43103658.189864
Surface area
5573776048045926
Volume
2.8313750246542E+22
Space diagonal
52790984.306252
Perimeter
91436667
Area
4.0225263771775E+14
Altitude
26395492.153126
Surface area
4.0225263771775E+14
Volume
3.336807466692E+21
Height
14367886.063288