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11803679693 = 137911493359
BaseRepresentation
bin10101111111000110…
…11101101111001101
31010110121201001111222
422333203131233031
5143133220222233
65231133453125
7565335423221
oct127743355715
933417631458
1011803679693
115007962293
1223550411a5
131161598370
147dd916781
154913e1898
hex2bf8ddbcd

11803679693 has 8 divisors (see below), whose sum is σ = 12872563200. Its totient is φ = 10757783088.

The previous prime is 11803679689. The next prime is 11803679729. The reversal of 11803679693 is 39697630811.

It is a happy number.

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

It is not a de Polignac number, because 11803679693 - 22 = 11803679689 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 (11803679623) 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 7 ways as a sum of consecutive naturals, for example, 5745653 + ... + 5747706.

It is an arithmetic number, because the mean of its divisors is an integer number (1609070400).

Almost surely, 211803679693 is an apocalyptic number.

11803679693 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11803679693 is a deficient number, since it is larger than the sum of its proper divisors (1068883507).

11803679693 is a wasteful number, since it uses less digits than its factorization.

11803679693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11493451.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The spelling of 11803679693 in words is "eleven billion, eight hundred three million, six hundred seventy-nine thousand, six hundred ninety-three".

Divisors: 1 13 79 1027 11493359 149413667 907975361 11803679693