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16304180053 = 78969259691
BaseRepresentation
bin11110010111100111…
…00000101101010101
31120002021012011101111
433023303200231111
5231342332230203
611253503055021
71115014146430
oct171363405525
946067164344
1016304180053
116a07314877
1231b02a1471
1316caab8825
14b09512817
1565657d26d
hex3cbce0b55

16304180053 has 8 divisors (see below), whose sum is σ = 18635497920. Its totient is φ = 13973399520.

The previous prime is 16304180017. The next prime is 16304180077. The reversal of 16304180053 is 35008140361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-16304180053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16304179997 and 16304180024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16304180093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67063 + ... + 192628.

It is an arithmetic number, because the mean of its divisors is an integer number (2329437240).

Almost surely, 216304180053 is an apocalyptic number.

It is an amenable number.

16304180053 is a deficient number, since it is larger than the sum of its proper divisors (2331317867).

16304180053 is an equidigital number, since it uses as much as digits as its factorization.

16304180053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268667.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 16304180053 in words is "sixteen billion, three hundred four million, one hundred eighty thousand, fifty-three".

Divisors: 1 7 8969 62783 259691 1817837 2329168579 16304180053