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56893097 = 83685459
BaseRepresentation
bin1101100100000…
…1111010101001
310222001110122202
43121001322221
5104031034342
65351225545
71260404042
oct331017251
9128043582
1056893097
112a129698
12170782b5
13ba2ca71
1477ad8c9
154edc332
hex3641ea9

56893097 has 4 divisors (see below), whose sum is σ = 57578640. Its totient is φ = 56207556.

The previous prime is 56893093. The next prime is 56893103. The reversal of 56893097 is 79039865.

56893097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79039865 = 515807973.

It is a cyclic number.

It is not a de Polignac number, because 56893097 - 22 = 56893093 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56893093) 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 3 ways as a sum of consecutive naturals, for example, 342647 + ... + 342812.

It is an arithmetic number, because the mean of its divisors is an integer number (14394660).

Almost surely, 256893097 is an apocalyptic number.

It is an amenable number.

56893097 is a deficient number, since it is larger than the sum of its proper divisors (685543).

56893097 is an equidigital number, since it uses as much as digits as its factorization.

56893097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685542.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 56893097 is about 7542.7512884888. The cubic root of 56893097 is about 384.6093682228.

The spelling of 56893097 in words is "fifty-six million, eight hundred ninety-three thousand, ninety-seven".

Divisors: 1 83 685459 56893097