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28829892882 = 23746710131451
BaseRepresentation
bin11010110110011001…
…010100000100010010
32202102012112022011110
4122312121110010102
5433020423033012
621124432354150
72040301021560
oct326631240422
982365468143
1028829892882
11112547a525a
1257070a5956
132945b38c1b
141576c9aa30
15b3b04573c
hex6b6654112

28829892882 has 64 divisors (see below), whose sum is σ = 66148752384. Its totient is φ = 8205700800.

The previous prime is 28829892853. The next prime is 28829892899.

28829892882 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19868257 + ... + 19869707.

It is an arithmetic number, because the mean of its divisors is an integer number (1033574256).

Almost surely, 228829892882 is an apocalyptic number.

28829892882 is an abundant number, since it is smaller than the sum of its proper divisors (37318859502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28829892882 is a wasteful number, since it uses less digits than its factorization.

28829892882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2943.

The product of its digits is 42467328, while the sum is 66.

The spelling of 28829892882 in words is "twenty-eight billion, eight hundred twenty-nine million, eight hundred ninety-two thousand, eight hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 42 467 934 1013 1401 1451 2026 2802 2902 3039 3269 4353 6078 6538 7091 8706 9807 10157 14182 19614 20314 21273 30471 42546 60942 473071 677617 946142 1355234 1419213 1469863 2032851 2838426 2939726 3311497 4065702 4409589 4743319 6622994 8819178 9486638 9934491 10289041 14229957 19868982 20578082 28459914 30867123 61734246 686426021 1372852042 2059278063 4118556126 4804982147 9609964294 14414946441 28829892882