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28059008875 = 53224472071
BaseRepresentation
bin11010001000011100…
…100111111101101011
32200102110222100002221
4122020130213331223
5424431101241000
620520133534511
72012220432412
oct321034477553
980373870087
1028059008875
1110999640737
125530aa4437
13285220b841
141502750479
15ae352061a
hex688727f6b

28059008875 has 8 divisors (see below), whose sum is σ = 35017643232. Its totient is φ = 22447207000.

The previous prime is 28059008851. The next prime is 28059008891. The reversal of 28059008875 is 57880095082.

It is a happy number.

It is not a de Polignac number, because 28059008875 - 25 = 28059008843 is a prime.

It is a Duffinian 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, 112235911 + ... + 112236160.

It is an arithmetic number, because the mean of its divisors is an integer number (4377205404).

Almost surely, 228059008875 is an apocalyptic number.

28059008875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

28059008875 is a deficient number, since it is larger than the sum of its proper divisors (6958634357).

28059008875 is an equidigital number, since it uses as much as digits as its factorization.

28059008875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224472086 (or 224472076 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 52.

The spelling of 28059008875 in words is "twenty-eight billion, fifty-nine million, eight thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 224472071 1122360355 5611801775 28059008875