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28480248176 = 2471173144917
BaseRepresentation
bin11010100001100011…
…100001100101110000
32201111211121111210112
4122201203201211300
5431311420420201
621030022320452
72025524054342
oct324143414560
981454544715
1028480248176
11110953a2a96
125629b89128
1328bb578673
141542683292
15b1a4cc0bb
hex6a18e1970

28480248176 has 40 divisors (see below), whose sum is σ = 56281513824. Its totient is φ = 13958309120.

The previous prime is 28480248163. The next prime is 28480248211. The reversal of 28480248176 is 67184208482.

It is a super-2 number, since 2×284802481762 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124070 + ... + 268986.

Almost surely, 228480248176 is an apocalyptic number.

It is an amenable number.

28480248176 is a deficient number, since it is larger than the sum of its proper divisors (27801265648).

28480248176 is a wasteful number, since it uses less digits than its factorization.

28480248176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145169 (or 145163 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 50.

The spelling of 28480248176 in words is "twenty-eight billion, four hundred eighty million, two hundred forty-eight thousand, one hundred seventy-six".

Divisors: 1 2 4 8 16 71 142 173 284 346 568 692 1136 1384 2768 12283 24566 49132 98264 144917 196528 289834 579668 1159336 2318672 10289107 20578214 25070641 41156428 50141282 82312856 100282564 164625712 200565128 401130256 1780015511 3560031022 7120062044 14240124088 28480248176