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30208300612 = 2278912122111
BaseRepresentation
bin11100001000100011…
…100001011001000100
32212222021020200002121
4130020203201121010
5443331311104422
621513312415324
72116406214160
oct341043413104
985867220077
1030208300612
11118a18863a6
125a30847544
132b055975b9
141667d8bca0
15bbc0728c7
hex7088e1644

30208300612 has 24 divisors (see below), whose sum is σ = 61095444480. Its totient is φ = 12800948160.

The previous prime is 30208300541. The next prime is 30208300627. The reversal of 30208300612 is 21600380203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6058564 + ... + 6063547.

It is an arithmetic number, because the mean of its divisors is an integer number (2545643520).

Almost surely, 230208300612 is an apocalyptic number.

It is an amenable number.

30208300612 is an abundant number, since it is smaller than the sum of its proper divisors (30887143868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30208300612 is a wasteful number, since it uses less digits than its factorization.

30208300612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12122211 (or 12122209 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 30208300612 its reverse (21600380203), we get a palindrome (51808680815).

The spelling of 30208300612 in words is "thirty billion, two hundred eight million, three hundred thousand, six hundred twelve".

Divisors: 1 2 4 7 14 28 89 178 356 623 1246 2492 12122111 24244222 48488444 84854777 169709554 339419108 1078867879 2157735758 4315471516 7552075153 15104150306 30208300612