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13368868683 = 337315977481
BaseRepresentation
bin11000111001101100…
…01011111101001011
31021111200212220011120
430130312023331023
5204334412244213
610050325130323
7652202336352
oct143466137513
937450786146
1013368868683
115740417a05
1227112599a3
1313509333b1
1490b748999
15533a16423
hex31cd8bf4b

13368868683 has 16 divisors (see below), whose sum is σ = 17886529056. Its totient is φ = 8881931520.

The previous prime is 13368868679. The next prime is 13368868753. The reversal of 13368868683 is 38686886331.

It is a happy number.

It is not a de Polignac number, because 13368868683 - 22 = 13368868679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13368868613) 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, 1783303 + ... + 1790783.

It is an arithmetic number, because the mean of its divisors is an integer number (1117908066).

Almost surely, 213368868683 is an apocalyptic number.

13368868683 is a deficient number, since it is larger than the sum of its proper divisors (4517660373).

13368868683 is a wasteful number, since it uses less digits than its factorization.

13368868683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9454.

The product of its digits is 23887872, while the sum is 60.

The spelling of 13368868683 in words is "thirteen billion, three hundred sixty-eight million, eight hundred sixty-eight thousand, six hundred eighty-three".

Divisors: 1 3 373 1119 1597 4791 7481 22443 595681 1787043 2790413 8371239 11947157 35841471 4456289561 13368868683