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13905793207 = 193701197753
BaseRepresentation
bin11001111001101100…
…11001000010110111
31022220010012111011001
430330312121002313
5211434340340312
610215505224131
71001412202105
oct147466310267
938803174131
1013905793207
115996504289
122841032047
131407c46207
1495cb92c75
15565c25057
hex33cd990b7

13905793207 has 8 divisors (see below), whose sum is σ = 14641706160. Its totient is φ = 13170283200.

The previous prime is 13905793151. The next prime is 13905793211. The reversal of 13905793207 is 70239750931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13905793207 - 231 = 11758309559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13905793007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28558 + ... + 169195.

It is an arithmetic number, because the mean of its divisors is an integer number (1830213270).

Almost surely, 213905793207 is an apocalyptic number.

13905793207 is a deficient number, since it is larger than the sum of its proper divisors (735912953).

13905793207 is a wasteful number, since it uses less digits than its factorization.

13905793207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201473.

The product of its (nonzero) digits is 357210, while the sum is 46.

The spelling of 13905793207 in words is "thirteen billion, nine hundred five million, seven hundred ninety-three thousand, two hundred seven".

Divisors: 1 19 3701 70319 197753 3757307 731883853 13905793207