Base | Representation |
---|---|
bin | 10010001100110… |
… | …010000000001110 |
3 | 210021112220022211 |
4 | 102030302000032 |
5 | 1111131343210 |
6 | 50144301034 |
7 | 10365231223 |
oct | 2214620016 |
9 | 707486284 |
10 | 305340430 |
11 | 1473a186a |
12 | 8631177a |
13 | 4b34a815 |
14 | 2c7a394a |
15 | 1bc1638a |
hex | 1233200e |
305340430 has 16 divisors (see below), whose sum is σ = 549831744. Its totient is φ = 122087520.
The previous prime is 305340403. The next prime is 305340439. The reversal of 305340430 is 34043503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305340439) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31099 + ... + 39721.
It is an arithmetic number, because the mean of its divisors is an integer number (34364484).
Almost surely, 2305340430 is an apocalyptic number.
305340430 is a deficient number, since it is larger than the sum of its proper divisors (244491314).
305340430 is a wasteful number, since it uses less digits than its factorization.
305340430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12171.
The product of its (nonzero) digits is 2160, while the sum is 22.
The square root of 305340430 is about 17473.9929609692. The cubic root of 305340430 is about 673.3818983259.
Adding to 305340430 its reverse (34043503), we get a palindrome (339383933).
The spelling of 305340430 in words is "three hundred five million, three hundred forty thousand, four hundred thirty".
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