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5303645 = 56117389
BaseRepresentation
bin10100001110110101011101
3100222110020022
4110032311131
52324204040
6305401525
763036344
oct24166535
910873208
105303645
112aa2786
1219392a5
131139069
149c0b5b
156eb6b5
hex50ed5d

5303645 has 8 divisors (see below), whose sum is σ = 6469080. Its totient is φ = 4173120.

The previous prime is 5303633. The next prime is 5303651. The reversal of 5303645 is 5463035.

It can be written as a sum of positive squares in 4 ways, for example, as 41209 + 5262436 = 203^2 + 2294^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5303645 - 26 = 5303581 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 7 ways as a sum of consecutive naturals, for example, 8390 + ... + 8999.

It is an arithmetic number, because the mean of its divisors is an integer number (808635).

Almost surely, 25303645 is an apocalyptic number.

It is an amenable number.

5303645 is a deficient number, since it is larger than the sum of its proper divisors (1165435).

5303645 is a wasteful number, since it uses less digits than its factorization.

5303645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17455.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 5303645 is about 2302.9643939931. The cubic root of 5303645 is about 174.3913001896.

The spelling of 5303645 in words is "five million, three hundred three thousand, six hundred forty-five".

Divisors: 1 5 61 305 17389 86945 1060729 5303645