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13133112303 = 319613777139
BaseRepresentation
bin11000011101100101…
…10110001111101111
31020220021021020012210
430032302312033233
5203344034043203
610011104101503
7643310420103
oct141662661757
936807236183
1013133112303
11562a332723
122666304893
131313b39c8c
148c82d9903
1551ce97803
hex30ecb63ef

13133112303 has 16 divisors (see below), whose sum is σ = 18734614400. Its totient is φ = 8158618080.

The previous prime is 13133112281. The next prime is 13133112313. The reversal of 13133112303 is 30321133131.

It is not a de Polignac number, because 13133112303 - 29 = 13133111791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13133112303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13133112313) 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, 1885093 + ... + 1892046.

It is an arithmetic number, because the mean of its divisors is an integer number (1170913400).

Almost surely, 213133112303 is an apocalyptic number.

13133112303 is a deficient number, since it is larger than the sum of its proper divisors (5601502097).

13133112303 is a wasteful number, since it uses less digits than its factorization.

13133112303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777222.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 13133112303 its reverse (30321133131), we get a palindrome (43454245434).

The spelling of 13133112303 in words is "thirteen billion, one hundred thirty-three million, one hundred twelve thousand, three hundred three".

Divisors: 1 3 19 57 61 183 1159 3477 3777139 11331417 71765641 215296923 230405479 691216437 4377704101 13133112303