Base | Representation |
---|---|
bin | 10010001011001… |
… | …101111010100110 |
3 | 210020210001222010 |
4 | 102023031322212 |
5 | 1111030233340 |
6 | 50131415050 |
7 | 10361603055 |
oct | 2213157246 |
9 | 706701863 |
10 | 304930470 |
11 | 147141859 |
12 | 86154486 |
13 | 4b236040 |
14 | 2c6d839c |
15 | 1bb84b80 |
hex | 122cdea6 |
304930470 has 64 divisors (see below), whose sum is σ = 795884544. Its totient is φ = 74321280.
The previous prime is 304930469. The next prime is 304930471. The reversal of 304930470 is 74039403.
It is an interprime number because it is at equal distance from previous prime (304930469) and next prime (304930471).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (304930471) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36375 + ... + 43965.
It is an arithmetic number, because the mean of its divisors is an integer number (12435696).
Almost surely, 2304930470 is an apocalyptic number.
304930470 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 304930470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397942272).
304930470 is an abundant number, since it is smaller than the sum of its proper divisors (490954074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
304930470 is a wasteful number, since it uses less digits than its factorization.
304930470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7717.
The product of its (nonzero) digits is 9072, while the sum is 30.
The square root of 304930470 is about 17462.2584450007. The cubic root of 304930470 is about 673.0803951980.
Adding to 304930470 its reverse (74039403), we get a palindrome (378969873).
The spelling of 304930470 in words is "three hundred four million, nine hundred thirty thousand, four hundred seventy".
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