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2028830527 = 7327792199
BaseRepresentation
bin111100011101101…
…0111111100111111
312020101121021021101
41320323113330333
513123340034102
6533152513531
7101163526543
oct17073277477
95211537241
102028830527
11951249449
1248754b8a7
1326442cc49
14153641a23
15bd1a9e87
hex78ed7f3f

2028830527 has 4 divisors (see below), whose sum is σ = 2056622800. Its totient is φ = 2001038256.

The previous prime is 2028830471. The next prime is 2028830539. The reversal of 2028830527 is 7250388202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2028830527 - 219 = 2028306239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028830827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13896027 + ... + 13896172.

It is an arithmetic number, because the mean of its divisors is an integer number (514155700).

Almost surely, 22028830527 is an apocalyptic number.

2028830527 is a deficient number, since it is larger than the sum of its proper divisors (27792273).

2028830527 is an equidigital number, since it uses as much as digits as its factorization.

2028830527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27792272.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 2028830527 is about 45042.5413026397. The cubic root of 2028830527 is about 1265.9462218029.

The spelling of 2028830527 in words is "two billion, twenty-eight million, eight hundred thirty thousand, five hundred twenty-seven".

Divisors: 1 73 27792199 2028830527