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30230303012 = 22713530315661
BaseRepresentation
bin11100001001110111…
…011101000100100100
32220000210122111201022
4130021313131010210
5443402424144022
621515420150312
72120064223130
oct341167350444
986023574638
1030230303012
11119032440a8
125a38098398
132b09ccc280
14166ac783c0
15bbde6bc42
hex709ddd124

30230303012 has 48 divisors (see below), whose sum is σ = 65127858432. Its totient is φ = 11956222080.

The previous prime is 30230302997. The next prime is 30230303027. The reversal of 30230303012 is 21030303203.

It is an interprime number because it is at equal distance from previous prime (30230302997) and next prime (30230303027).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1922462 + ... + 1938122.

It is an arithmetic number, because the mean of its divisors is an integer number (1356830384).

Almost surely, 230230303012 is an apocalyptic number.

It is an amenable number.

30230303012 is an abundant number, since it is smaller than the sum of its proper divisors (34897555420).

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

30230303012 is a wasteful number, since it uses less digits than its factorization.

30230303012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20988 (or 20986 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 30230303012 its reverse (21030303203), we get a palindrome (51260606215).

The spelling of 30230303012 in words is "thirty billion, two hundred thirty million, three hundred three thousand, twelve".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 5303 10606 15661 21212 31322 37121 62644 68939 74242 109627 137878 148484 203593 219254 275756 407186 438508 482573 814372 965146 1425151 1930292 2850302 5700604 83050283 166100566 332201132 581351981 1079653679 1162703962 2159307358 2325407924 4318614716 7557575753 15115151506 30230303012