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5550000047 = 17971336221
BaseRepresentation
bin1010010101100111…
…00100011110101111
3112022210022012210022
411022303210132233
542331300000142
62314415432355
7254351136104
oct51263443657
915283265708
105550000047
1123989151a9
1210aa8256bb
136a5a9c0c7
143a9150aab
152273996d2
hex14ace47af

5550000047 has 8 divisors (see below), whose sum is σ = 5882540112. Its totient is φ = 5218134400.

The previous prime is 5550000041. The next prime is 5550000089. The reversal of 5550000047 is 7400000555.

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-5550000047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5549999980 and 5550000025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550000041) 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, 151604 + ... + 184617.

It is an arithmetic number, because the mean of its divisors is an integer number (735317514).

Almost surely, 25550000047 is an apocalyptic number.

5550000047 is a deficient number, since it is larger than the sum of its proper divisors (332540065).

5550000047 is a wasteful number, since it uses less digits than its factorization.

5550000047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337209.

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 5550000047 is about 74498.3224442000. The cubic root of 5550000047 is about 1770.5070575324.

The spelling of 5550000047 in words is "five billion, five hundred fifty million, forty-seven", and thus it is an aban number.

Divisors: 1 17 971 16507 336221 5715757 326470591 5550000047