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6804502949 is a prime number
BaseRepresentation
bin1100101011001010…
…00111100110100101
3122120012212120020202
412111211013212211
5102413423043244
63043112040245
7330423215006
oct62545074645
918505776222
106804502949
112981a67862
12139a993085
1384596740a
144879cb1ad
1529c59e04e
hex1959479a5

6804502949 has 2 divisors, whose sum is σ = 6804502950. Its totient is φ = 6804502948.

The previous prime is 6804502897. The next prime is 6804502987. The reversal of 6804502949 is 9492054086.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6635242849 + 169260100 = 81457^2 + 13010^2 .

It is a cyclic number.

It is not a de Polignac number, because 6804502949 - 28 = 6804502693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6804502049) 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, 3402251474 + 3402251475.

It is an arithmetic number, because the mean of its divisors is an integer number (3402251475).

Almost surely, 26804502949 is an apocalyptic number.

It is an amenable number.

6804502949 is a deficient number, since it is larger than the sum of its proper divisors (1).

6804502949 is an equidigital number, since it uses as much as digits as its factorization.

6804502949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 6804502949 is about 82489.4111325811. The cubic root of 6804502949 is about 1894.9545684279.

The spelling of 6804502949 in words is "six billion, eight hundred four million, five hundred two thousand, nine hundred forty-nine".