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88281044331125 = 53787389705113
BaseRepresentation
bin10100000100101010001000…
…010010011010101001110101
3102120120120210202201200222012
4110010222020102122221311
543032344034322044000
6511431430224014005
724411044401413422
oct2404521022325165
9376516722650865
1088281044331125
1126146865052028
129a9955b161305
133a34b36369559
1417b2b7aa5ad49
15a315d4d2d735
hex504a8849aa75

88281044331125 has 16 divisors (see below), whose sum is σ = 110188738551216. Its totient is φ = 70615864166400.

The previous prime is 88281044331091. The next prime is 88281044331203. The reversal of 88281044331125 is 52113344018288.

It can be written as a sum of positive squares in 8 ways, for example, as 30930215512036 + 57350828819089 = 5561494^2 + 7573033^2 .

It is not a de Polignac number, because 88281044331125 - 26 = 88281044331061 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 43868432 + ... + 45836681.

It is an arithmetic number, because the mean of its divisors is an integer number (6886796159451).

Almost surely, 288281044331125 is an apocalyptic number.

It is an amenable number.

88281044331125 is a deficient number, since it is larger than the sum of its proper divisors (21907694220091).

88281044331125 is an equidigital number, since it uses as much as digits as its factorization.

88281044331125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89713001 (or 89712991 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 50.

The spelling of 88281044331125 in words is "eighty-eight trillion, two hundred eighty-one billion, forty-four million, three hundred thirty-one thousand, one hundred twenty-five".

Divisors: 1 5 25 125 7873 39365 196825 984125 89705113 448525565 2242627825 11213139125 706248354649 3531241773245 17656208866225 88281044331125