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12313230003 = 3219411756273
BaseRepresentation
bin10110111011110110…
…01111101010110011
31011210010111220010200
423131323033222303
5200204141330003
65353455130243
7614063504514
oct133573175263
934703456120
1012313230003
115249551a48
122477813983
131213015419
1484b476a0b
154c0ee46a3
hex2ddecfab3

12313230003 has 24 divisors (see below), whose sum is σ = 19178512080. Its totient is φ = 7587095040.

The previous prime is 12313229993. The next prime is 12313230047. The reversal of 12313230003 is 30003231321.

It is not a de Polignac number, because 12313230003 - 221 = 12311132851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12313230053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 871126 + ... + 885147.

It is an arithmetic number, because the mean of its divisors is an integer number (799104670).

Almost surely, 212313230003 is an apocalyptic number.

12313230003 is a deficient number, since it is larger than the sum of its proper divisors (6865282077).

12313230003 is a wasteful number, since it uses less digits than its factorization.

12313230003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756339 (or 1756336 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 12313230003 its reverse (30003231321), we get a palindrome (42316461324).

The spelling of 12313230003 in words is "twelve billion, three hundred thirteen million, two hundred thirty thousand, three".

Divisors: 1 3 9 19 41 57 123 171 369 779 2337 7011 1756273 5268819 15806457 33369187 72007193 100107561 216021579 300322683 648064737 1368136667 4104410001 12313230003