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50515349 is a prime number
BaseRepresentation
bin1100000010110…
…0110110010101
310112001110000212
43000230312111
5100412442344
65002415205
71152242033
oct300546625
9115043025
1050515349
1126572a25
1214b01505
13a608b51
1469cd553
15467c79e
hex302cd95

50515349 has 2 divisors, whose sum is σ = 50515350. Its totient is φ = 50515348.

The previous prime is 50515277. The next prime is 50515373. The reversal of 50515349 is 94351505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47018449 + 3496900 = 6857^2 + 1870^2 .

It is a cyclic number.

It is not a de Polignac number, because 50515349 - 220 = 49466773 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50512349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25257674 + 25257675.

It is an arithmetic number, because the mean of its divisors is an integer number (25257675).

Almost surely, 250515349 is an apocalyptic number.

It is an amenable number.

50515349 is a deficient number, since it is larger than the sum of its proper divisors (1).

50515349 is an equidigital number, since it uses as much as digits as its factorization.

50515349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 50515349 is about 7107.4150715995. The cubic root of 50515349 is about 369.6645340180.

The spelling of 50515349 in words is "fifty million, five hundred fifteen thousand, three hundred forty-nine".