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55015254124 = 2293714678563
BaseRepresentation
bin110011001111001010…
…100010100001101100
312021000002220110220121
4303033022202201230
51400132401112444
641135035454324
73655220641615
oct631712424154
9167002813817
1055015254124
1121371749776
12a7b45b73a4
135259b0c80c
14293c842c0c
15166ed11084
hexccf2a286c

55015254124 has 12 divisors (see below), whose sum is σ = 96379451224. Its totient is φ = 27478268064.

The previous prime is 55015254103. The next prime is 55015254131. The reversal of 55015254124 is 42145251055.

It is a self number, because there is not a number n which added to its sum of digits gives 55015254124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7335534 + ... + 7343029.

Almost surely, 255015254124 is an apocalyptic number.

It is an amenable number.

55015254124 is a deficient number, since it is larger than the sum of its proper divisors (41364197100).

55015254124 is a wasteful number, since it uses less digits than its factorization.

55015254124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14679504 (or 14679502 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 55015254124 in words is "fifty-five billion, fifteen million, two hundred fifty-four thousand, one hundred twenty-four".

Divisors: 1 2 4 937 1874 3748 14678563 29357126 58714252 13753813531 27507627062 55015254124