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12303934 = 243791811
BaseRepresentation
bin101110111011…
…111000111110
3212011002211021
4232323320332
511122211214
61115414354
7206403346
oct56737076
925132737
1012303934
116a44145
1241543ba
13271a446
1418c3d26
151130924
hexbbbe3e

12303934 has 16 divisors (see below), whose sum is σ = 19134720. Its totient is φ = 5929560.

The previous prime is 12303911. The next prime is 12303953. The reversal of 12303934 is 43930321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12303899 and 12303908.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 5889 + ... + 7699.

It is an arithmetic number, because the mean of its divisors is an integer number (1195920).

Almost surely, 212303934 is an apocalyptic number.

12303934 is a deficient number, since it is larger than the sum of its proper divisors (6830786).

12303934 is a wasteful number, since it uses less digits than its factorization.

12303934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 12303934 is about 3507.6963950718. The cubic root of 12303934 is about 230.8596312433.

The spelling of 12303934 in words is "twelve million, three hundred three thousand, nine hundred thirty-four".

Divisors: 1 2 43 79 86 158 1811 3397 3622 6794 77873 143069 155746 286138 6151967 12303934