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56449097 = 149457829
BaseRepresentation
bin1101011101010…
…1100001001001
310221012220121022
43113111201021
5103422332342
65333522225
71253544425
oct327254111
9127186538
1056449097
1129956051
1216aa3375
13b905943
1476d5b85
154e509d2
hex35d5849

56449097 has 8 divisors (see below), whose sum is σ = 57021000. Its totient is φ = 55880064.

The previous prime is 56449093. The next prime is 56449103. The reversal of 56449097 is 79094465.

56449097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9265936 + 47183161 = 3044^2 + 6869^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 56449097 - 22 = 56449093 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56449091) by changing a digit.

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, 67679 + ... + 68507.

It is an arithmetic number, because the mean of its divisors is an integer number (7127625).

Almost surely, 256449097 is an apocalyptic number.

It is an amenable number.

56449097 is a deficient number, since it is larger than the sum of its proper divisors (571903).

56449097 is a wasteful number, since it uses less digits than its factorization.

56449097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 56449097 is about 7513.2614090021. The cubic root of 56449097 is about 383.6062428783.

It can be divided in two parts, 5644 and 9097, that added together give a palindrome (14741).

The spelling of 56449097 in words is "fifty-six million, four hundred forty-nine thousand, ninety-seven".

Divisors: 1 149 457 829 68093 123521 378853 56449097