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56351349 = 33532743
BaseRepresentation
bin1101011011110…
…1101001110101
310221000221112000
43112331221311
5103411220344
65331445513
71252656435
oct326755165
9127027460
1056351349
112989966a
1216a56899
13b8a02c2
1476ac2c5
154e31a69
hex35bda75

56351349 has 24 divisors (see below), whose sum is σ = 85202880. Its totient is φ = 36809136.

The previous prime is 56351341. The next prime is 56351363. The reversal of 56351349 is 94315365.

56351349 is a `hidden beast` number, since 5 + 635 + 13 + 4 + 9 = 666.

It is not a de Polignac number, because 56351349 - 23 = 56351341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56351341) 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 23 ways as a sum of consecutive naturals, for example, 75472 + ... + 76214.

It is an arithmetic number, because the mean of its divisors is an integer number (3550120).

Almost surely, 256351349 is an apocalyptic number.

It is an amenable number.

56351349 is a deficient number, since it is larger than the sum of its proper divisors (28851531).

56351349 is an equidigital number, since it uses as much as digits as its factorization.

56351349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 799 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 56351349 is about 7506.7535592958. The cubic root of 56351349 is about 383.3846957432.

The spelling of 56351349 in words is "fifty-six million, three hundred fifty-one thousand, three hundred forty-nine".

Divisors: 1 3 9 27 53 159 477 743 1431 2229 2809 6687 8427 20061 25281 39379 75843 118137 354411 1063233 2087087 6261261 18783783 56351349