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28882826775868 = 22136773311309869
BaseRepresentation
bin1101001000100110011101…
…01000010100110100111100
310210021011121212011211000011
412210103032220110310330
512241204012123311433
6141232330515513004
76040500241562632
oct644231650246474
9123234555154004
1028882826775868
11922615781764a
1232a58282b8764
13131683c7ccbc0
1471bd171d1352
153514968353cd
hex1a44cea14d3c

28882826775868 has 48 divisors (see below), whose sum is σ = 55320826681120. Its totient is φ = 13113656227584.

The previous prime is 28882826775851. The next prime is 28882826775877. The reversal of 28882826775868 is 86857762828882.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3101163 + ... + 8208706.

Almost surely, 228882826775868 is an apocalyptic number.

It is an amenable number.

28882826775868 is a deficient number, since it is larger than the sum of its proper divisors (26437999905252).

28882826775868 is a wasteful number, since it uses less digits than its factorization.

28882826775868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11310686 (or 11310684 counting only the distinct ones).

The product of its digits is 18496880640, while the sum is 85.

The spelling of 28882826775868 in words is "twenty-eight trillion, eight hundred eighty-two billion, eight hundred twenty-six million, seven hundred seventy-five thousand, eight hundred sixty-eight".

Divisors: 1 2 4 13 26 52 67 134 268 733 871 1466 1742 2932 3484 9529 19058 38116 49111 98222 196444 638443 1276886 2553772 11309869 22619738 45239476 147028297 294056594 588113188 757761223 1515522446 3031044892 8290133977 9850895899 16580267954 19701791798 33160535908 39403583596 107771741701 215543483402 431086966804 555438976459 1110877952918 2221755905836 7220706693967 14441413387934 28882826775868