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13648072318 = 244411536599
BaseRepresentation
bin11001011010111110…
…10000111001111110
31022020011020220112221
430231133100321332
5210422401303233
610134141315554
7662132462206
oct145537207176
938204226487
1013648072318
115873a87811
12278a865bba
13139672c44a
14936867406
1554d2b842d
hex32d7d0e7e

13648072318 has 8 divisors (see below), whose sum is σ = 20476731600. Its totient is φ = 6822495120.

The previous prime is 13648072297. The next prime is 13648072331. The reversal of 13648072318 is 81327084631.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 759418 + ... + 777181.

It is an arithmetic number, because the mean of its divisors is an integer number (2559591450).

Almost surely, 213648072318 is an apocalyptic number.

13648072318 is a deficient number, since it is larger than the sum of its proper divisors (6828659282).

13648072318 is a wasteful number, since it uses less digits than its factorization.

13648072318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541042.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 13648072318 in words is "thirteen billion, six hundred forty-eight million, seventy-two thousand, three hundred eighteen".

Divisors: 1 2 4441 8882 1536599 3073198 6824036159 13648072318