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28058048027 = 151909184703
BaseRepresentation
bin11010001000011000…
…111101011000011011
32200102102011112001222
4122020120331120123
5424430330014102
620520101202255
72012206321202
oct321030753033
980372145058
1028058048027
1110999044849
12553070038b
132851c633a9
141502580239
15ae33d0aa2
hex68863d61b

28058048027 has 4 divisors (see below), whose sum is σ = 28058384640. Its totient is φ = 28057711416.

The previous prime is 28058048023. The next prime is 28058048093. The reversal of 28058048027 is 72084085082.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 28058048027 - 22 = 28058048023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28058048023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59558 + ... + 244260.

It is an arithmetic number, because the mean of its divisors is an integer number (7014596160).

Almost surely, 228058048027 is an apocalyptic number.

28058048027 is a deficient number, since it is larger than the sum of its proper divisors (336613).

28058048027 is a wasteful number, since it uses less digits than its factorization.

28058048027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336612.

The product of its (nonzero) digits is 286720, while the sum is 44.

The spelling of 28058048027 in words is "twenty-eight billion, fifty-eight million, forty-eight thousand, twenty-seven".

Divisors: 1 151909 184703 28058048027