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4755445 = 5951089
BaseRepresentation
bin10010001000111111110101
322221121020121
4102020333311
52204133240
6245531541
755264162
oct22107765
98847217
104755445
112758922
121713bb1
13ca6696
148bb069
1563e04a
hex488ff5

4755445 has 4 divisors (see below), whose sum is σ = 5706540. Its totient is φ = 3804352.

The previous prime is 4755437. The next prime is 4755451. The reversal of 4755445 is 5445574.

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

It can be written as a sum of positive squares in 2 ways, for example, as 917764 + 3837681 = 958^2 + 1959^2 .

It is a cyclic number.

It is not a de Polignac number, because 4755445 - 23 = 4755437 is a prime.

It is a super-2 number, since 2×47554452 = 45228514296050, which contains 22 as substring.

4755445 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4755445.

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 3 ways as a sum of consecutive naturals, for example, 475540 + ... + 475549.

It is an arithmetic number, because the mean of its divisors is an integer number (1426635).

Almost surely, 24755445 is an apocalyptic number.

It is an amenable number.

4755445 is a deficient number, since it is larger than the sum of its proper divisors (951095).

4755445 is an equidigital number, since it uses as much as digits as its factorization.

4755445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951094.

The product of its digits is 56000, while the sum is 34.

The square root of 4755445 is about 2180.6982826609. The cubic root of 4755445 is about 168.1629772373.

The spelling of 4755445 in words is "four million, seven hundred fifty-five thousand, four hundred forty-five".

Divisors: 1 5 951089 4755445