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12353142303 = 331627281207
BaseRepresentation
bin10111000000100110…
…11111111000011111
31011212220121122112000
423200103133320133
5200244401023203
65401442413343
7615056656065
oct134023377037
934786548460
1012353142303
11526a032717
122489061253
13121b37b078
148528a6035
154c477a4a3
hex2e04dfe1f

12353142303 has 16 divisors (see below), whose sum is σ = 18312264960. Its totient is φ = 8230337208.

The previous prime is 12353142257. The next prime is 12353142313. The reversal of 12353142303 is 30324135321.

12353142303 is a `hidden beast` number, since 1 + 2 + 353 + 1 + 4 + 2 + 303 = 666.

It is not a de Polignac number, because 12353142303 - 28 = 12353142047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12353142313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96675 + ... + 184532.

It is an arithmetic number, because the mean of its divisors is an integer number (1144516560).

Almost surely, 212353142303 is an apocalyptic number.

12353142303 is a deficient number, since it is larger than the sum of its proper divisors (5959122657).

12353142303 is a wasteful number, since it uses less digits than its factorization.

12353142303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282843 (or 282837 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 12353142303 its reverse (30324135321), we get a palindrome (42677277624).

The spelling of 12353142303 in words is "twelve billion, three hundred fifty-three million, one hundred forty-two thousand, three hundred three".

Divisors: 1 3 9 27 1627 4881 14643 43929 281207 843621 2530863 7592589 457523789 1372571367 4117714101 12353142303