Base | Representation |
---|---|
bin | 111001111111… |
… | …0011110000010 |
3 | 2010012121022002 |
4 | 1303332132002 |
5 | 30240334214 |
6 | 3003344002 |
7 | 516262556 |
oct | 163763602 |
9 | 63177262 |
10 | 30402434 |
11 | 16185887 |
12 | a222002 |
13 | 63b620a |
14 | 4075866 |
15 | 2a081de |
hex | 1cfe782 |
30402434 has 16 divisors (see below), whose sum is σ = 46228320. Its totient is φ = 14994720.
The previous prime is 30402401. The next prime is 30402457. The reversal of 30402434 is 43420403.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58094 + ... + 58614.
It is an arithmetic number, because the mean of its divisors is an integer number (2889270).
Almost surely, 230402434 is an apocalyptic number.
30402434 is a deficient number, since it is larger than the sum of its proper divisors (15825886).
30402434 is a wasteful number, since it uses less digits than its factorization.
30402434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 865.
The product of its (nonzero) digits is 1152, while the sum is 20.
The square root of 30402434 is about 5513.8402225672. The cubic root of 30402434 is about 312.1064793809.
Adding to 30402434 its reverse (43420403), we get a palindrome (73822837).
The spelling of 30402434 in words is "thirty million, four hundred two thousand, four hundred thirty-four".
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