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56141513 is a prime number
BaseRepresentation
bin1101011000101…
…0011011001001
310220122021200022
43112022123021
5103333012023
65323150225
71251123611
oct326123311
9126567608
1056141513
1129765a4a
1216975375
13b82893c
147655a41
154dde7c8
hex358a6c9

56141513 has 2 divisors, whose sum is σ = 56141514. Its totient is φ = 56141512.

The previous prime is 56141507. The next prime is 56141549. The reversal of 56141513 is 31514165.

56141513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56130064 + 11449 = 7492^2 + 107^2 .

It is a cyclic number.

It is not a de Polignac number, because 56141513 - 216 = 56075977 is a prime.

It is not a weakly prime, because it can be changed into another prime (56146513) 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 as a sum of consecutive naturals, namely, 28070756 + 28070757.

It is an arithmetic number, because the mean of its divisors is an integer number (28070757).

Almost surely, 256141513 is an apocalyptic number.

It is an amenable number.

56141513 is a deficient number, since it is larger than the sum of its proper divisors (1).

56141513 is an equidigital number, since it uses as much as digits as its factorization.

56141513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 26.

The square root of 56141513 is about 7492.7640427282. The cubic root of 56141513 is about 382.9082328937.

Adding to 56141513 its reverse (31514165), we get a palindrome (87655678).

The spelling of 56141513 in words is "fifty-six million, one hundred forty-one thousand, five hundred thirteen".