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54235006459 is a prime number
BaseRepresentation
bin110010100000101010…
…001000010111111011
312011222201201210022221
4302200222020113323
51342033130201314
640525404224511
73626664643234
oct624052102773
9164881653287
1054235006459
112100127a097
12a61723b137
1351642843ca
1428a6d7a08b
15162658b824
hexca0a885fb

54235006459 has 2 divisors, whose sum is σ = 54235006460. Its totient is φ = 54235006458.

The previous prime is 54235006439. The next prime is 54235006493. The reversal of 54235006459 is 95460053245.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54235006459 is a prime.

It is not a weakly prime, because it can be changed into another prime (54235006409) 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 as a sum of consecutive naturals, namely, 27117503229 + 27117503230.

It is an arithmetic number, because the mean of its divisors is an integer number (27117503230).

Almost surely, 254235006459 is an apocalyptic number.

54235006459 is a deficient number, since it is larger than the sum of its proper divisors (1).

54235006459 is an equidigital number, since it uses as much as digits as its factorization.

54235006459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 54235006459 in words is "fifty-four billion, two hundred thirty-five million, six thousand, four hundred fifty-nine".