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5550030055 = 51979739511
BaseRepresentation
bin1010010101100111…
…01011110011100111
3112022210100201221201
411022303223303213
542331301430210
62314420223331
7254351322433
oct51263536347
915283321851
105550030055
1123989357a9
1210aa83ab47
136a5aac96b
143a915b9c3
152273a353a
hex14acebce7

5550030055 has 16 divisors (see below), whose sum is σ = 7099315200. Its totient is φ = 4153088160.

The previous prime is 5550030047. The next prime is 5550030077. The reversal of 5550030055 is 5500300555.

It is not a de Polignac number, because 5550030055 - 23 = 5550030047 is a prime.

It is a super-2 number, since 2×55500300552 = 61605667222806606050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 362251 + ... + 377260.

It is an arithmetic number, because the mean of its divisors is an integer number (443707200).

Almost surely, 25550030055 is an apocalyptic number.

5550030055 is a deficient number, since it is larger than the sum of its proper divisors (1549285145).

5550030055 is a wasteful number, since it uses less digits than its factorization.

5550030055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739614.

The product of its (nonzero) digits is 9375, while the sum is 28.

The square root of 5550030055 is about 74498.5238444360. The cubic root of 5550030055 is about 1770.5102484801.

The spelling of 5550030055 in words is "five billion, five hundred fifty million, thirty thousand, fifty-five".

Divisors: 1 5 19 79 95 395 1501 7505 739511 3697555 14050709 58421369 70253545 292106845 1110006011 5550030055