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6560016049 = 172897133201
BaseRepresentation
bin1100001110000000…
…11110011010110001
3121221011211100021101
412013000132122301
5101413331003144
63002535524401
7321364134136
oct60700363261
917834740241
106560016049
112866a5a174
121330b29701
13807105202
1446334858d
15285da86d4
hex18701e6b1

6560016049 has 8 divisors (see below), whose sum is σ = 6948349128. Its totient is φ = 6171955200.

The previous prime is 6560015999. The next prime is 6560016053. The reversal of 6560016049 is 9406100656.

It can be written as a sum of positive squares in 4 ways, for example, as 1162469025 + 5397547024 = 34095^2 + 73468^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 6560016049 - 219 = 6559491761 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6560015999 and 6560016017.

It is not an unprimeable number, because it can be changed into a prime (6560016149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17352 + ... + 115849.

It is an arithmetic number, because the mean of its divisors is an integer number (868543641).

Almost surely, 26560016049 is an apocalyptic number.

It is an amenable number.

6560016049 is a deficient number, since it is larger than the sum of its proper divisors (388333079).

6560016049 is a wasteful number, since it uses less digits than its factorization.

6560016049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136115.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 6560016049 is about 80993.9260006576. The cubic root of 6560016049 is about 1871.9818512231.

The spelling of 6560016049 in words is "six billion, five hundred sixty million, sixteen thousand, forty-nine".

Divisors: 1 17 2897 49249 133201 2264417 385883297 6560016049