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5750145 = 325127781
BaseRepresentation
bin10101111011110110000001
3101211010201100
4111323312001
52433001040
6323125013
766606162
oct25736601
911733640
105750145
113278195
121b13769
13126436b
14a99769
15788b30
hex57bd81

5750145 has 12 divisors (see below), whose sum is σ = 9966996. Its totient is φ = 3066720.

The previous prime is 5750119. The next prime is 5750153. The reversal of 5750145 is 5410575.

It can be written as a sum of positive squares in 2 ways, for example, as 1238769 + 4511376 = 1113^2 + 2124^2 .

It is not a de Polignac number, because 5750145 - 25 = 5750113 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63846 + ... + 63935.

It is an arithmetic number, because the mean of its divisors is an integer number (830583).

Almost surely, 25750145 is an apocalyptic number.

It is an amenable number.

5750145 is a deficient number, since it is larger than the sum of its proper divisors (4216851).

5750145 is a wasteful number, since it uses less digits than its factorization.

5750145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127792 (or 127789 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 5750145 is about 2397.9459960558. The cubic root of 5750145 is about 179.1538994568.

The spelling of 5750145 in words is "five million, seven hundred fifty thousand, one hundred forty-five".

Divisors: 1 3 5 9 15 45 127781 383343 638905 1150029 1916715 5750145