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13217011606 = 233767195709
BaseRepresentation
bin11000100111100101…
…11001011110010110
31021010010010202102101
430103302321132112
5204032023332411
610023302232314
7645346513351
oct142362713626
937103122371
1013217011606
115672727497
12268a42569a
131328334136
148d54d9298
1552551b8c1
hex313cb9796

13217011606 has 8 divisors (see below), whose sum is σ = 19826205840. Its totient is φ = 6608276328.

The previous prime is 13217011589. The next prime is 13217011637. The reversal of 13217011606 is 60611071231.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30321 + ... + 165388.

It is an arithmetic number, because the mean of its divisors is an integer number (2478275730).

Almost surely, 213217011606 is an apocalyptic number.

13217011606 is a deficient number, since it is larger than the sum of its proper divisors (6609194234).

13217011606 is a wasteful number, since it uses less digits than its factorization.

13217011606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229478.

The product of its (nonzero) digits is 1512, while the sum is 28.

Adding to 13217011606 its reverse (60611071231), we get a palindrome (73828082837).

The spelling of 13217011606 in words is "thirteen billion, two hundred seventeen million, eleven thousand, six hundred six".

Divisors: 1 2 33767 67534 195709 391418 6608505803 13217011606