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10304310012 = 223858692501
BaseRepresentation
bin10011001100010111…
…10100101011111100
3222121010101011222120
421212023310223330
5132100400410022
64422253042540
7513231122103
oct114613645374
928533334876
1010304310012
114408572697
121bb6a86450
13c82a66c79
146da73903a
1540496dd5c
hex2662f4afc

10304310012 has 12 divisors (see below), whose sum is σ = 24043390056. Its totient is φ = 3434770000.

The previous prime is 10304310001. The next prime is 10304310067. The reversal of 10304310012 is 21001340301.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 10304309973 and 10304310000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429346239 + ... + 429346262.

It is an arithmetic number, because the mean of its divisors is an integer number (2003615838).

Almost surely, 210304310012 is an apocalyptic number.

10304310012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10304310012 is an abundant number, since it is smaller than the sum of its proper divisors (13739080044).

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

10304310012 is a wasteful number, since it uses less digits than its factorization.

10304310012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858692508 (or 858692506 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10304310012 its reverse (21001340301), we get a palindrome (31305650313).

The spelling of 10304310012 in words is "ten billion, three hundred four million, three hundred ten thousand, twelve".

Divisors: 1 2 3 4 6 12 858692501 1717385002 2576077503 3434770004 5152155006 10304310012