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28316315335 = 5711223290707
BaseRepresentation
bin11010010111110010…
…001010111011000111
32201002102010212012211
4122113302022323013
5430442434042320
621001444524251
72021463465130
oct322762127307
981072125184
1028316315335
1111010904900
1255a30b0687
13289360ba99
1415289acc87
15b0ade955a
hex697c8aec7

28316315335 has 48 divisors (see below), whose sum is σ = 44541116928. Its totient is φ = 16884204480.

The previous prime is 28316315333. The next prime is 28316315341. The reversal of 28316315335 is 53351361382.

It is a happy number.

It is not a de Polignac number, because 28316315335 - 21 = 28316315333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28316315333) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47949 + ... + 242758.

It is an arithmetic number, because the mean of its divisors is an integer number (927939936).

Almost surely, 228316315335 is an apocalyptic number.

28316315335 is a deficient number, since it is larger than the sum of its proper divisors (16224801593).

28316315335 is a wasteful number, since it uses less digits than its factorization.

28316315335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290764 (or 290753 counting only the distinct ones).

The product of its digits is 194400, while the sum is 40.

The spelling of 28316315335 in words is "twenty-eight billion, three hundred sixteen million, three hundred fifteen thousand, three hundred thirty-five".

Divisors: 1 5 7 11 23 35 55 77 115 121 161 253 385 605 805 847 1265 1771 2783 4235 8855 13915 19481 97405 290707 1453535 2034949 3197777 6686261 10174745 15988885 22384439 33431305 35175547 46803827 73548871 111922195 175877735 234019135 246228829 367744355 514842097 809037581 1231144145 2574210485 4045187905 5663263067 28316315335