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6560506045 = 54727917047
BaseRepresentation
bin1100001110000100…
…10110000010111101
3121221012202020102101
412013002112002331
5101413442143140
63002554225101
7321401244532
oct60702260275
917835666371
106560506045
112867264325
121331125191
13807247252
14463434d89
15285e5399a
hex1870960bd

6560506045 has 8 divisors (see below), whose sum is σ = 8040109824. Its totient is φ = 5136736464.

The previous prime is 6560506031. The next prime is 6560506079. The reversal of 6560506045 is 5406050656.

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-6560506045 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6560505995 and 6560506013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13958289 + ... + 13958758.

It is an arithmetic number, because the mean of its divisors is an integer number (1005013728).

Almost surely, 26560506045 is an apocalyptic number.

It is an amenable number.

6560506045 is a deficient number, since it is larger than the sum of its proper divisors (1479603779).

6560506045 is a wasteful number, since it uses less digits than its factorization.

6560506045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27917099.

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 6560506045 is about 80996.9508376704. The cubic root of 6560506045 is about 1872.0284588724.

The spelling of 6560506045 in words is "six billion, five hundred sixty million, five hundred six thousand, forty-five".

Divisors: 1 5 47 235 27917047 139585235 1312101209 6560506045