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2828000145 = 35223845441
BaseRepresentation
bin1010100010001111…
…1101101110010001
321022002101021220010
42220203331232101
521242432001040
61144341505133
7130036414245
oct25043755621
97262337803
102828000145
111221372403
1266b1121a9
13360b81b89
141cb832425
1511841ae80
hexa88fdb91

2828000145 has 16 divisors (see below), whose sum is σ = 4545096192. Its totient is φ = 1501501440.

The previous prime is 2828000143. The next prime is 2828000159. The reversal of 2828000145 is 5410008282.

It is not a de Polignac number, because 2828000145 - 21 = 2828000143 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2828000143) 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 15 ways as a sum of consecutive naturals, for example, 419376 + ... + 426065.

It is an arithmetic number, because the mean of its divisors is an integer number (284068512).

Almost surely, 22828000145 is an apocalyptic number.

It is an amenable number.

2828000145 is a deficient number, since it is larger than the sum of its proper divisors (1717096047).

2828000145 is a wasteful number, since it uses less digits than its factorization.

2828000145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845672.

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 2828000145 is about 53178.9445645549. The cubic root of 2828000145 is about 1414.1423955008.

The spelling of 2828000145 in words is "two billion, eight hundred twenty-eight million, one hundred forty-five", and thus it is an aban number.

Divisors: 1 3 5 15 223 669 1115 3345 845441 2536323 4227205 12681615 188533343 565600029 942666715 2828000145