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5505555558 = 231948294347
BaseRepresentation
bin1010010000010100…
…00001110001100110
3112012200200012102010
411020022001301212
542233410234213
62310151055050
7253301310246
oct51012016146
915180605363
105505555558
112375819418
121097971486
1369980a5a9
143a32a1b26
1522351aac3
hex148281c66

5505555558 has 16 divisors (see below), whose sum is σ = 11590643520. Its totient is φ = 1738596456.

The previous prime is 5505555541. The next prime is 5505555593. The reversal of 5505555558 is 8555555055.

It is a super-3 number, since 3×55055555583 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

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, 24147060 + ... + 24147287.

It is an arithmetic number, because the mean of its divisors is an integer number (724415220).

Almost surely, 25505555558 is an apocalyptic number.

5505555558 is an abundant number, since it is smaller than the sum of its proper divisors (6085087962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5505555558 is a wasteful number, since it uses less digits than its factorization.

5505555558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48294371.

The product of its (nonzero) digits is 3125000, while the sum is 48.

The square root of 5505555558 is about 74199.4309816457. The cubic root of 5505555558 is about 1765.7683026605.

The spelling of 5505555558 in words is "five billion, five hundred five million, five hundred fifty-five thousand, five hundred fifty-eight".

Divisors: 1 2 3 6 19 38 57 114 48294347 96588694 144883041 289766082 917592593 1835185186 2752777779 5505555558