Base | Representation |
---|---|
bin | 11100001000110011… |
… | …001010010100100110 |
3 | 2212222112221221222102 |
4 | 130020303022110212 |
5 | 443333333303142 |
6 | 21513540332102 |
7 | 2116456111031 |
oct | 341063122446 |
9 | 85875857872 |
10 | 30212400422 |
11 | 118a4126676 |
12 | 5a320a4032 |
13 | 2b063a1719 |
14 | 1668738018 |
15 | bbc5d2532 |
hex | 708cca526 |
30212400422 has 48 divisors (see below), whose sum is σ = 49627756800. Its totient is φ = 13755258000.
The previous prime is 30212400373. The next prime is 30212400473. The reversal of 30212400422 is 22400421203.
It is a junction number, because it is equal to n+sod(n) for n = 30212400394 and 30212400403.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5511479 + ... + 5516957.
It is an arithmetic number, because the mean of its divisors is an integer number (1033911600).
Almost surely, 230212400422 is an apocalyptic number.
30212400422 is a deficient number, since it is larger than the sum of its proper divisors (19415356378).
30212400422 is a wasteful number, since it uses less digits than its factorization.
30212400422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5713 (or 5682 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
Adding to 30212400422 its reverse (22400421203), we get a palindrome (52612821625).
The spelling of 30212400422 in words is "thirty billion, two hundred twelve million, four hundred thousand, four hundred twenty-two".
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