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49782853 is a prime number
BaseRepresentation
bin1011110111101…
…0000001000101
310110200020020101
42331322001011
5100221022403
64535004101
71143101341
oct275720105
9113606211
1049782853
112611265a
1214809631
13a410613
14687c621
15458571d
hex2f7a045

49782853 has 2 divisors, whose sum is σ = 49782854. Its totient is φ = 49782852.

The previous prime is 49782839. The next prime is 49782899. The reversal of 49782853 is 35828794.

49782853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (49782899) can be obtained adding 49782853 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38912644 + 10870209 = 6238^2 + 3297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-49782853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49782053) 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, 24891426 + 24891427.

It is an arithmetic number, because the mean of its divisors is an integer number (24891427).

Almost surely, 249782853 is an apocalyptic number.

It is an amenable number.

49782853 is a deficient number, since it is larger than the sum of its proper divisors (1).

49782853 is an equidigital number, since it uses as much as digits as its factorization.

49782853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 46.

The square root of 49782853 is about 7055.6964929056. The cubic root of 49782853 is about 367.8690583485.

The spelling of 49782853 in words is "forty-nine million, seven hundred eighty-two thousand, eight hundred fifty-three".