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5561106047 = 71427556723
BaseRepresentation
bin1010010110111011…
…11011111001111111
3112100120012110100122
411023131323321333
542342120343142
62315453445155
7254544423110
oct51335737177
915316173318
105561106047
1123a4110312
1210b24a07bb
136a818a1c3
143aa802207
152283401d2
hex14b77be7f

5561106047 has 8 divisors (see below), whose sum is σ = 6360014976. Its totient is φ = 4763313432.

The previous prime is 5561106043. The next prime is 5561106049. The reversal of 5561106047 is 7406011655.

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 5561106047 - 22 = 5561106043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5561105998 and 5561106016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561106041) 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, 268373 + ... + 288350.

It is an arithmetic number, because the mean of its divisors is an integer number (795001872).

Almost surely, 25561106047 is an apocalyptic number.

5561106047 is a deficient number, since it is larger than the sum of its proper divisors (798908929).

5561106047 is a wasteful number, since it uses less digits than its factorization.

5561106047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558157.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 5561106047 is about 74572.8237831987. The cubic root of 5561106047 is about 1771.6872467129.

The spelling of 5561106047 in words is "five billion, five hundred sixty-one million, one hundred six thousand, forty-seven".

Divisors: 1 7 1427 9989 556723 3897061 794443721 5561106047